Manuel d'utilisation / d'entretien du produit 48TFD008-014 du fabricant Carrier
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Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificat ions or des igns without notice an d withou t inc urring obligations.
2 SLAB MOUNT (Horizontal Units On ly) — Pr ovi de a le vel concrete slab that extends a m inimum of 152 mm (6 in.) beyond unit cabinet. Install a gravel apron in front of con- denser coil air inlet t o prevent gras s and foliage from obstruct - ing airflow .
3 CONNECT OR PKG. A CCY . BC D AL T DRAIN HOLE GAS PO W ER CONTROL CRBTMPWR001A00 2 ′ -8 7 / 16 ″ [827 ] 1 ′ -10 15 / 16 ″ [583 ] 1 3 / 4 ″ [44.5] 3 / 4 ″ [19] NPT 3 / 4 ″ [19] NPT 1 / 2 ″ [12. 7] CRBTMPWR002A00 1 1 / 4 ″ [31. 7] CRBTMPWR003A00 1 / 2 ″ [12.
4 Although unit is w eatherproof, gua rd against water from higher level runoff and overhangs. Position unit on roof curb s o that the following clearances are mainta ine d: 7 mm ( 1 / 4 -in.) clearance betwe en roof curb and base rails on each side and duct end of unit; 84 mm (3 5 / 16 -in.
5 Tab le 1 A — P hysi cal Da ta ( SI) LEGEND *Weight of 356 mm (14- in.) ro of curb. NOTE: The 48TF uni ts have a loss-of-charg e (low pre ssure) switch located in the liquid line. UNIT S IZE 48TF 008 012 014 Low Heat (D) , Medi um He at (E ), Hi gh He at (F ) D E F D E F D E NOMINAL CAP ACITY (kW) 21.
6 Table 1B — Phys ical Data (E nglish) LEGEND *Weight of 356 mm (14- in.) ro of curb. NOTE: The 48TF uni ts have a loss-of-charg e (low pre ssure) switch located in the liquid line. UNIT S IZE 48T F 008 012 014 Low Heat (D) , Medi um He at (E ), Hi gh He at (F ) D E F D E F D E NOMINAL CAP ACITY (tons) 6.
7 BO TTOM PO WER CHART , THESE HOLES REQUIRED FOR USE WITH ACCESSOR Y P ACKA GES — CRBTMPW R002A00 ( PO WER AND CONTROL) AND CRBTMPWR004A00 (POWER, CONTR OL, AND GAS) THREADED CONDUIT SIZE WIRE USE REQURED HOLE SIZES (MAX.) 1 / 2 ″ ″ ″ ″ [12.
8 Step 5 — Install Flue Hood — Flue hood is shipped screwed to the burner compartment access panel. Remove from shipping location and, using screws provided, install flue hood and screen in location shown in Fig. 7. Step 6 — Install Gas Piping — Unit is equipped for use with type of gas sh ow n on nameplate.
9 Table 2 — E lectrical Data LEG END *Fuse or HACR circuit breaker . NO TES: 1. In compliance wit h NEC requirements (U .S.A. Standard) for multimotor and combination load equipment (refer to NEC Ar ti- cles 430 and 440), the ov e rcurrent protective de v ice f or the unit shall be fuse or HACR breaker .
10 INTEGRA TED GAS UNIT CONTROLLER (IGC) RACEW A Y UNIT LOW VOL T AGE CONNECTION BOARD COMPRESSOR NO.1 COMPRESSOR NO. 2 Fig. 9 — Power Wiring Connections LEGEND C— Contactor IFC — Indoor (Evaporat or) F an Contacto r NEC — National Electrical Code (U .
11 Step 8 — Adjust Fact or y-Installed Options AP O L LO C O N T RO L — The optional Apollo control is used to actively monitor all modes of operation as well as indoor (evaporator) fan status, filter status, and indoor-ai r qual ity . T he Apollo control is designed to work with Carrier TE MP and VVT ® systems.
12 OP TIONAL DUR ABLADE ECONOMIZER — T h e o pt io n- al econom izer hood asse mbly is pac kaged a nd shipped in the fil- ter se ction. Damp er blades and cont rol boa rds are inst alled at the factor y and the econo mizer i s shipped in the v ertica l disch arge position.
13 ECONOMIZER CONTROL BOARD ECONOMIZER PLUG ECONOMIZER M OTO R TO P SCREW SHIPPING SCREW ECONOMIZER CONTROL BOARD ECONOMIZER MO T OR POSITION SETTING BRACKET BLOCK-OFF PLA TE Fig. 18 — Outdoor-Air Hood Details Fig. 19 — V ertical Di scharg e Block-Off Plate (48TF012, 014 Units Only) Fig.
14 4 3 2 1 0 5 6 7 8 9 UNIT TOP OA T (TERMINALS ARE UP) OUTSIDE AIR SCREEN MINIMUM POSITION OPEN 3 1 T P P1 T1 4 2 5 S S O D C TR B RE V .B 1 9 8 8 1 8 A % H U M I D I T Y 90 70 60 30 10 D C B A 60 65 70 75 55 50 85 8 0 DAMPER DAMPER CLOSED OPEN OUTDOOR TEMP .
15 OP TIONAL ECO NOMI$ER — See Fig . 28 fo r Ec onoMi$er component locations. 1. T o remove the existing unit filter access panel, raise the panel and swing the bottom outward. The panel is now disengaged from the track and can be removed. Remove the indoor coil access panel and di scard.
16 5. Slide the outdoor air inlet screens into the screen track on the hood side panels. While holding the scre ens in place , fasten the screen r etainer to the hood usi ng the screws provided. Repeat the process for t he barometric exhaust air screen.
17 OUTDOOR AIR SENSOR TEMP TEMP COM OUT PWR BROWN VIOLET WHITE RED BROWN TEMP TEMP COM OUT PWR RETURN AIR SENSOR VIOLET WHITE RED OA T COM OAH +15 V RA T COM RAH +15 V ECONOMI$ER CONTROLLER PINK TEMP TEMP VIOLET SUPPL Y AIR TEMPERA TURE SENSOR V+ 24 COM V AC SENSOR CO 2 (+) COM DA T COM REM POT COM LED COM CO 2 CO 2 Fig.
18 SUPPL Y AIR TEMPERA TURE SENSOR MOUNTING LOCA TION SUPPL Y AIR TEMPERA TURE SENSOR 4-PIN CONNECTOR PLUG L1 L2 GREEN 1 1 22 33 44 GND 230 V AC 1 PHASE GREEN/ YELLOW 3 2 1 5 8 6 9 B A 7 4 L T . BLUE BLACK BROWN C1 BLUE GREEN/ YELLOW 3 2 1 5 8 6 9 B A 7 4 L T .
19 CO 2 Control Set Up — If a C O 2 sensor is not being used, pro- ceed to t he next sect ion. If a CO 2 sensor is being used, perform the following: 1. Determine the val ue at which you want the minimum position of the dampers to begi n opening to allow a great- er amount of outdoor air to enter .
20 Step 9 — A dju st Evapor ator-Fan Sp eed — Ad- just evaporator-fan speed to mee t jobsite requirement. T able 6 shows motor perform ance. T ables 7 and 8 show fan rpm at motor pulley settings, T able 9 shows motor efficiencies and T able s 10 and 1 1 give accessory static pressure drops.
21 Table 7 — Fan R/s at Motor Pull ey Settings (SI) Table 8 — Fan Rpm at Motor P ulley Settings (English) Table 9 — Evaporat or-Fan M otor E fficien cy NO TE: Con v er t watts to bhp using the f.
22 Table 12 — Fan Performance , 48TF008 — Vertical D ischarge Un its (SI) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied moto r and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
23 Table 13 — Fan Performance , 48TF012 — Vertical D ischarge Un its (SI) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied mot or and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
24 Table 14 — Fan Performance , 48TF014 — Vertical D ischarge Un its (SI) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied moto r and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
25 Table 15 — Fan Performance, 48TF008 — Horizontal Discharg e Units ( SI) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied mot or and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
26 Table 16 — Fan Performance, 48TF012 — Horizontal Discharg e Units (SI) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied moto r and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
27 Table 17 — Fan Performance, 48TF014 — Horizontal Discharg e Units ( SI) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied mot or and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
28 Table 18 — Fan Performance, 48TF00 8 — Vertical D ischarge Units (English) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied moto r and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
29 Table 19 — Fan Performance, 48TF01 2 — Vertical D ischarge Units (English) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied mot or and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
30 Table 20 — Fan Performance, 48TF01 4 — Vertical D ischarge Units (English) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied moto r and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
31 Tab le 2 1 — Fan Performance, 48TF008 — Horizontal Discharge Units (English) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied mot or and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
32 Tab le 2 2 — Fan Performance, 48TF012 — Horizontal Discharge Units (English) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied moto r and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
33 Tab le 2 3 — Fan Performance, 48TF014 — Horizontal Discharge Units (English) LEGEND NO TES: 1. Boldface indicates field-supplied dr ive required. (See Note 5.) 2. indicates field-supplied mot or and drive are required. 3. V alues include losses f or filters, unit casing, and wet coils.
34 ST ART -UP Unit Preparation — Make sure that unit has been in- stalled in acc ordance with thes e installat ion instructions and applica ble codes . Make sure that St art-Up Checkli st, loca ted on back page of this booklet , has been completed and fi lled out.
35 5. After a call for heating, the main burners should light within 5 seconds. If the burners do not light, then there is a 22-second delay before another 5-second ignition try . If the burners st ill do not light, t he time delay is repeate d. If the burners do not l ight within 15 minutes, t here is a lockout.
36 If the outdoor air al one cannot satisfy the cooling require- ments of the condi tioned space, economizer cooling is integrat - ed with mechanical cooling, providing second-stage cooling. Compressor no. 1 a nd the condense r fan wi ll be energized and the position of the economizer da mper will be de termined by the supply-air temperature.
37 Lubricatio n CO M P RE S SO R S — Each compressor i s charged with the correct amount of oil at the factory . F AN-MOTOR BEARINGS — Fan-motor bearings ar e of the permanently lubricated type. No f urther lubrication i s r e- quir ed. No lubrication of condenser- or evapor ator-fan motors is required.
38 Fig. 49 — Cooling Charging Char ts, 48TF008 Units Fig. 50 — Cooling Charging Charts, 48TF012 Units.
39 Flue Gas P assagewa ys — T o inspect the flue collec- tor box and upper areas of the heat excha nger: 1. Remove the combustion blower whe el and motor assem- bly according to directions in Combustion-Air Blower section below . 2. Remove the flue cover to inspect the he at exchanger .
40 Main Burner s — At the begi nning of each heat ing sea- son, inspect for deterior ation, blockage due to cor rosion or oth- er causes. Observe the mai n burner flames and replac e burners if necessary . REMOV AL AND REPLACEMENT OF GAS TRAIN (Fig.
41 NO TE: Dimensions in ( ) are m illimeters . Fig. 54 — Spark Gap Adjust ment 48TFD008 31.4/21.1 kW INPUT (107,000/72,000 BTUH) 48TFE008, 48TFD012 50.4/31.9 kW INPUT/ (172,000/109,000 BTUH) 48TFD014, 48TFE012, 48TFF008 59.8/39.8 kW IN PUT (204,000/136,000 BTUH) 48TFE014, 48TFF012 65.
42 TROUBLESHOO TING Table 26 — LED Error Code Service Analysis LEGEND PROBLEM CA USE REMED Y Har dware fa ilure. (LED OF F) Loss of pow er to control module (IGC). Check 5- amp fuse on IGC , power to unit, 24-v circuit break er, and transf orm er . Units w ithout a 24-v circuit breaker hav e an internal ov erload in the 24-v transf or mer .
43 Table 27 — Cooling Service Troubleshooting PROBLEM C A USE REMED Y Compressor and condenser fan will n ot start. P ower f ailure. Call power compan y . Fuse blown or circuit breaker tripped. Rep lace fuse or reset circ uit breaker . Def ectiv e thermos tat, contactor , transf o rm er , or control rela y .
44 Table 28 — Heating Service Troubleshooting Table 29 — EconoMi$er Troubleshooting LEGEND PROBLEM CA USE REMED Y Burners will n ot ignite. Misaligne d spar k ele ctrode s. Check flame ignitio n and sensor electrod e positio ning. Adjust as neede d.
45 Table 30 — Durablade Economizer Troubleshooting LEG END PROBLEM C A USE RE MED Y Damper does not open . Indoor (ev aporator) f an is off . 1. Check to ensure that 24 v ac is prese nt at terminal C1 on the IFC or that 24 v a c is present at the I FO term inal.
Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations. Cata log No. 004-816 Print ed in U.S.A. F o r m 48TF- C1SI Pg 46 1-01 R eplaces: New Book 1 4 Ta b 1 a 6 a Copyright 20 01 Car rier Cor po ration Fig.
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Manufactu rer reser ves the rig ht to dis continue , or chan ge at a ny time, spec ificati ons or des igns without notice an d wit hout inc urring obligations.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Carrier 48TFD008-014 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Carrier 48TFD008-014 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Carrier 48TFD008-014, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Carrier 48TFD008-014 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Carrier 48TFD008-014, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Carrier 48TFD008-014.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Carrier 48TFD008-014. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Carrier 48TFD008-014 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
