Page 2 - Fig. 1 — Horizontal Conversion Panels
2 SLAB MOUNT (Horizontal Units Only) — Provide a levelconcrete slab that extends a minimum of 152 mm (6 in.)beyond unit cabinet. Install a gravel apron in front of con-denser coil air inlet to prevent grass and foliage from obstruct-ing airflow. NOTE: Horizontal units may be installed on a roof curb...
Page 3 - Fig. 2 — Roof Curb Details
3 CONNECTOR PKG. ACCY. B C D ALT DRAIN HOLE GAS POWER 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 ″ [12.7] NPT 3 / 4 ″ [19] NPT 1 / 2 ″ [12.7] CRBTMPWR004A0...
Page 4 - MAXIMUM ALLOWABLE; Fig. 3 — Unit Leveling Tolerances; Fig. 5 — Rigging Details
4 Although unit is weatherproof, guard against water from higher level runoff and overhangs. Position unit on roof curb so that the following clearances are maintained: 7 mm ( 1 / 4 -in.) clearance between roof curb and base rails on each side and duct end of unit; 84 mm (3 5 / 16 -in.) clearance be...
Page 7 - Fig. 6 — Base Unit Dimensions
7 BOTTOM POWER CHART, THESE HOLES REQUIRED FOR USE WITH ACCESSORY PACKAGES — CRBTMPWR002A00 (POWER AND CONTROL) AND CRBTMPWR004A00 (POWER, CONTROL, AND GAS) THREADED CONDUIT SIZE WIRE USE REQURED HOLE SIZES (MAX.) 1 / 2 ″ ″ ″ ″ [12.7] 24 V 7 / 8 ″″″″ [22.2] 1 1 / 4 ″ ″ ″ ″ [31.7] Power 1 3 / 4 ″″″″ ...
Page 8 - Fig. 8 — Gas Piping Guide (With Accessory; SPACING OF SUPPORTS; STEEL PIPE NOMINAL DIAMETER; NFGC —; Fig. 7 — Flue Hood Details
8 Step 5 — Install Flue Hood — Flue hood is shipped screwed to the burner compartment access panel. Removefrom shipping location and, using screws provided, install fluehood and screen in location shown in Fig. 7. Step 6 — Install Gas Piping — Unit is equipped for use with type of gas shown on namep...
Page 9 - Table 2 — Electrical Data; Route thermostat cable or equivalent single leads of colored; Table 3 — American/European Wire Conversions
9 Table 2 — Electrical Data LEGEND *Fuse or HACR circuit breaker. NOTES: 1. In compliance with NEC requirements (U.S.A. Standard) for multimotor and combination load equipment (refer to NEC Arti-cles 430 and 440), the overcurrent protective device for the unitshall be fuse or HACR breaker. 2. Unbala...
Page 10 - Fig. 9 — Power Wiring Connections; IFC; AHA —; CC; Fig. 11 — Field Control Wiring Raceway
10 INTEGRATEDGAS UNITCONTROLLER(IGC) RACEWAY UNIT LOW VOLTAGECONNECTIONBOARD COMPRESSORNO.1 COMPRESSORNO. 2 Fig. 9 — Power Wiring Connections LEGEND C — Contactor IFC — Indoor (Evaporator) Fan Contactor NEC — National Electrical Code(U.S.A. Standard) Splice Connection(Factory Supplied) Equipment Gro...
Page 11 - Step 8 — Adjust Factory-Installed Options; Fig. 12 — Apollo Control Factory-Installed
11 Step 8 — Adjust Factory-Installed Options APOLLO CONTROL — The optional Apollo control is usedto actively monitor all modes of operation as well as indoor(evaporator) fan status, filter status, and indoor-air quality. TheApollo control is designed to work with Carrier TEMP andVVT ® systems. The t...
Page 12 - Fig. 16 — Position Setting
12 OPTIONAL DURABLADE ECONOMIZER — The option-al economizer hood assembly is packaged and shipped in the fil-ter section. Damper blades and control boards are installed at thefactory and the economizer is shipped in the vertical dischargeposition.NOTE: Horizontal discharge block-off plate is shipped...
Page 13 - Fig. 19 — Vertical Discharge Block-Off Plate
13 ECONOMIZERCONTROL BOARD ECONOMIZERPLUG ECONOMIZERMOTOR TOPSCREW SHIPPINGSCREW ECONOMIZER CONTROL BOARD ECONOMIZER MOTOR POSITION SETTING BRACKET BLOCK-OFF PLATE Fig. 18 — Outdoor-Air Hood Details Fig. 19 — Vertical Discharge Block-Off Plate (48TF012, 014 Units Only) Fig. 20 — Durablade Economizer...
Page 14 - Fig. 23 — Durablade Economizer Damper Minimum
14 4 3 2 1 0 5 6 7 8 9 UNIT TOP OAT(TERMINALS ARE UP) OUTSIDE AIRSCREEN 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 D AMPER D AMPER CLOSED OPEN OUTDOOR TEMP . ° F REV. 97-36 72 CW – SETPOINTS – CCW C...
Page 15 - CFM
15 OPTIONAL ECONOMI$ER — See Fig. 28 for EconoMi$ercomponent locations. 1. To remove the existing unit filter access panel, raise the panel and swing the bottom outward. The panel is nowdisengaged from the track and can be removed. Removethe indoor coil access panel and discard. See Fig. 29. NOTE: I...
Page 17 - OAT
17 OUTDOORAIRSENSOR TEMP TEMP COM OUTPWR BROWN VIOLET WHITE RED BROWN TEMPTEMPCOMOUTPWR RETURNAIRSENSOR VIOLET WHITE RED OAT COM OAH +15 V RAT COM RAH +15 V ECONOMI$ERCONTROLLER PINK TEMP TEMP VIOLET SUPPLY AIR TEMPERATURE SENSOR V+ 24 COM VAC SENSOR CO 2 (+) COM DAT COM REM POT COM LED COM CO 2 CO ...
Page 18 - Fig. 39 — Supply Air Sensor Placement
18 SUPPLY AIRTEMPERATURESENSORMOUNTINGLOCATION SUPPLY AIRTEMPERATURESENSOR 4-PIN CONNECTOR PLUG L1 L2 GREEN 1 12 2 3 3 4 4 GND 230 VAC 1 PHASE GREEN/YELLOW 3 2 1 5 8 6 9 B A 7 4 LT. BLUE BLACK BROWN C1 BLUE GREEN/YELLOW 3 2 1 5 8 6 9 B A 7 4 LT. BLUE BLACK BROWN C1 BLUE FAN 2 FAN 1 BLACK BLACK BLACK...
Page 19 - SETTINGS; Fig. 41 — EconoMi$er Barometric Relief Capacity
19 CO 2 Control Set Up — If a CO 2 sensor is not being used, pro- ceed to the next section. If a CO 2 sensor is being used, perform the following: 1. Determine the value at which you want the minimum position of the dampers to begin opening to allow a great-er amount of outdoor air to enter. The ran...
Page 20 - Step 9 — Adjust Evaporator-Fan Speed —; Table 6 — Evaporator-Fan Motor Performance; Fig. 42 — Typical Belt-Drive Motor Mounting
20 Step 9 — Adjust Evaporator-Fan Speed — Ad- just evaporator-fan speed to meet jobsite requirement. Table 6 shows motor performance. Tables 7 and 8 show fan rpm at motor pulley settings, Table 9 shows motor efficienciesand Tables 10 and 11 give accessory static pressure drops. Re-fer to Tables 12-2...
Page 22 - Table 12 — Fan Performance, 48TF008 — Vertical Discharge Units (SI); Boldface
22 Table 12 — Fan Performance, 48TF008 — Vertical Discharge Units (SI) LEGEND NOTES: 1. Boldface indicates field-supplied drive required. (See Note 5.) 2. indicates field-supplied motor and drive are required. 3. Values include losses for filters, unit casing, and wet coils. 4. Use of a field-suppli...
Page 23 - Table 13 — Fan Performance, 48TF012 — Vertical Discharge Units (SI); BkW —
23 Table 13 — Fan Performance, 48TF012 — Vertical Discharge Units (SI) LEGEND NOTES: 1. Boldface indicates field-supplied drive required. (See Note 5.) 2. indicates field-supplied motor and drive are required. 3. Values include losses for filters, unit casing, and wet coils.4. Use of a field-supplie...
Page 24 - Table 14 — Fan Performance, 48TF014 — Vertical Discharge Units (SI)
24 Table 14 — Fan Performance, 48TF014 — Vertical Discharge Units (SI) LEGEND NOTES: 1. Boldface indicates field-supplied drive required. (See Note 5.) 2. indicates field-supplied motor and drive are required. 3. Values include losses for filters, unit casing, and wet coils.4. Use of a field-supplie...
Page 25 - Table 15 — Fan Performance, 48TF008 — Horizontal Discharge Units (SI)
25 Table 15 — Fan Performance, 48TF008 — Horizontal Discharge Units (SI) LEGEND NOTES: 1. Boldface indicates field-supplied drive required. (See Note 5.) 2. indicates field-supplied motor and drive are required. 3. Values include losses for filters, unit casing, and wet coils.4. Use of a field-suppl...
Page 26 - Table 16 — Fan Performance, 48TF012 — Horizontal Discharge Units (SI)
26 Table 16 — Fan Performance, 48TF012 — Horizontal Discharge Units (SI) LEGEND NOTES: 1. Boldface indicates field-supplied drive required. (See Note 5.) 2. indicates field-supplied motor and drive are required. 3. Values include losses for filters, unit casing, and wet coils.4. Use of a field-suppl...
Page 27 - Table 17 — Fan Performance, 48TF014 — Horizontal Discharge Units (SI)
27 Table 17 — Fan Performance, 48TF014 — Horizontal Discharge Units (SI) LEGEND NOTES: 1. Boldface indicates field-supplied drive required. (See Note 5.) 2. indicates field-supplied motor and drive are required. 3. Values include losses for filters, unit casing, and wet coils.4. Use of a field-suppl...
Page 35 - Table 24 — Altitude Compensation*; Integrated Gas Controller (IGC) Operation
35 5. After a call for heating, the main burners should light within 5 seconds. If the burners do not light, then there isa 22-second delay before another 5-second ignition try.If the burners still do not light, the time delay is repeated.If the burners do not light within 15 minutes, there is alock...
Page 37 - Refer to Optional Dura-; Condenser Coil Grille —; Condenser coil grille is; Refrigerant Charge —; Amount of refrigerant charge is; Fig. 45 — Cleaning Condenser Coil; 8TF UNIT VOLTAGE
37 Lubrication COMPRESSORS — Each compressor is charged with thecorrect amount of oil at the factory.FAN-MOTOR BEARINGS — Fan-motor bearings are ofthe permanently lubricated type. No further lubrication is re-quired. No lubrication of condenser- or evaporator-fan motorsis required. Condenser-Fan Adj...
Page 39 - Table 25 — LED Error Code Description*
39 Flue Gas Passageways — To inspect the flue collec- tor box and upper areas of the heat exchanger: 1. Remove the combustion blower wheel and motor assem- bly according to directions in Combustion-Air Blowersection below. 2. Remove the flue cover to inspect the heat exchanger.3. Clean all surfaces ...
Page 40 - Fig. 52 — Burner Section Details
40 Main Burners — At the beginning of each heating sea- son, inspect for deterioration, blockage due to corrosion or oth-er causes. Observe the main burner flames and replace burnersif necessary. REMOVAL AND REPLACEMENT OF GAS TRAIN(Fig. 52 and 53) 1. Shut off manual gas valve.2. Shut off power to u...
Page 41 - Fig. 54 — Spark Gap Adjustment
41 NOTE: Dimensions in ( ) are millimeters. Fig. 54 — Spark Gap Adjustment 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 INPUT (204,000/136,000 BTUH) 48TFE014, 48TFF012 65.6/43.9 kW INPUT (224...
Page 42 - TROUBLESHOOTING; Table 26 — LED Error Code Service Analysis; PROBLEM
42 TROUBLESHOOTING Table 26 — LED Error Code Service Analysis LEGEND PROBLEM CAUSE REMEDY Hardware failure.(LED OFF) Loss of power to control module (IGC). Check 5- amp fuse on IGC, power to unit, 24-v circuit breaker, and transformer. Units without a 24-v circuit breaker have an internal overload i...
Page 43 - Table 27 — Cooling Service Troubleshooting
43 Table 27 — Cooling Service Troubleshooting PROBLEM CAUSE REMEDY Compressor andcondenser fanwill not start. Power failure. Call power company. Fuse blown or circuit breaker tripped. Replace fuse or reset circuit breaker. Defective thermostat, contactor, transformer, or control relay. Replace compo...
Page 44 - IFM —
44 Table 28 — Heating Service Troubleshooting Table 29 — EconoMi$er Troubleshooting LEGEND PROBLEM CAUSE REMEDY Burners will notignite. Misaligned spark electrodes. Check flame ignition and sensor electrode positioning.Adjust as needed. No gas at main burners. Check gas line for air purge as necessa...
Page 45 - Table 30 — Durablade Economizer Troubleshooting
45 Table 30 — Durablade Economizer Troubleshooting LEGEND PROBLEM CAUSE REMEDY Damper does notopen. Indoor (evaporator) fan is off. 1. Check to ensure that 24 vac is present at terminal C1 on the IFC or that 24 vac is present at the IFO terminal. Check whether 24 vac ispresent at PL6-1 (red wire) an...
Page 46 - Fig. 55 — Typical Unit Wiring Schematic
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Catalog No. 004-816 Printed in U.S.A. Form 48TF-C1SI Pg 46 1-01 Replaces: New Book 1 4 Tab 1a 6a Copyright 2001 Carrier Cor poration Fig. 55 — Typical Un...
Page 48 - I. PRELIMINARY INFORMATION; ELECTRICAL; PRESSURES
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Catalog No. 004-816 Printed in U.S.A. Form 48TF-C1SI Pg CL-1 1-01 Replaces: New Book 1 4 Tab 1a 6a Copyright 2001 Carrier Cor poration - - - - - - - - - ...