Carrier 39B- Manuals

Page 6 - Table 4 — Setscrew Torques; SETSCREW SIZE; INSTALLATION

Table 4 — Setscrew Torques SETSCREW SIZE TORQUE 10 22 5- 30.5 in.-lb 1/4 52.7- 71 3 in.-lb 5/16 103.7-140.3 in.-lb 3/8 168.3-227.7 in.-lb 7/16 22.1- 29 9 ft-lb 1/2 32 3- 43 7 ft-lb 5/8 78.2-105.8 ft-lb 3/4 107.9-146.1 ft-lb INSTALLATION General DO NOT 1. Remove protective caps from coil piping con ...

Page 10 - Fig. 7 — Assembly of Accessory Bypass Duct — (Arrangement A Only)

Fig. 7 — Assembly of Accessory Bypass Duct — (Arrangement A Only) d. Fasten flange 2 to matching surface of cooling coil section with seven 1/4-20 X 1/2-in. self-tapping screws and matching surface engagement holes. e. Fasten top panel to each flange 3 and 4 with two and three 1/4-20 x 1/2-in. self-...

Page 13 - Fig. 10 — Assembly of Accessory Face and Bypass

5. Fasten flange 4 to matching flange of applicable accessory (except bypass heat section arranged for bypass cooling only) with seven 1/4-20 X 1/2-in. self-tapping screws and locknuts. 6. Fasten flange 4 to matching flange of bypass heat section arranged for bypass coohng only as follows: a. Line u...

Page 15 - UNIT SIZE; Size Coil; Nozzles

OUTDOOR UNITS — Not recommended for standard units unless following precautions are taken into consideration. Consult your local Carrier representative for units specially factory equipped for outdoor use. 1. Externally insulate all accessories that are not factory insulated (combination mixing box ...

Page 16 - Table 6 — Refrigerant Distributor Nozzle Orifice; NOZZLE; nozzles

Table 6 — Refrigerant Distributor Nozzle Orifice Capacities (Tons of Refrigeration) NOZZLE EVAPORATOR TEMPERATURE ORIFICE R-12 R-22 R-500 NUMBER 40 F 30 F 20 F 40 F 30 F 20 F 40 F 30 F 20 F 2 2.0 1.7 1.4 3.2 2.7 2.3 2.3 1.9 1.6 2-1/2 2 5 2.1 1.8 4.0 3.3 2 8 2 9 2.4 2.0 3 3.0 2.5 2.1 4.8 4.0 3.4 3.4 ...

Page 18 - Fig. 16 — Suction Line Piping — Row-Split Coil; Fig. 17 — Expansion Valve Condensate Pan

Fig. 16 — Suction Line Piping — Row-Split Coil DRILL a SCREW PAN TO COVER SHEET DRILL § HOLE FOR TUBE IN COIL COVER SHEET HUMIDIFIERS — Humidifier water and steam supply must be odor-free and uncontaminated. Consideration shall be taken by installer as to corrosive and odor effect from hard or conta...

Page 19 - ‘Corresponds to frame sizes for open dripproof 1750 rpm motors

Fig. 19 — Cooling Coil Condensate Piping Coil Removal and Reversing 1. Remove coil coverplate. 2. Remove air baffle from both ends of coil on leaving air side. 3. Remove coil hold-down bolts from both ends of coil. 4. Shde coil out of unit. Lift coils from suspension points at four corners as close ...

Page 20 - rrf; Ilk

4. Remove protective cover and clean grease from fan shaft with solvent. 5. Apply a light coat of grease or white lead to fan shaft. 6. Install fan and motor sheaves with correct angular and parallel alignment per Fig. 22. Refer to drive package carton for additional instructions. Table 8 — Fan Belt...

Page 22 - LOW VELOCITY AND

Belt Guard UNIT SIZES 040 THRU 120 1. Position belt guard and drill three engagement holes (sizes 040 thru 060) with a no. 5 drill or four engagement holes (sizes 070 thru 120) with a no. 3 drill in side of fan section using mounting bracket clearance holes as templates. 2. Secure guard to fan secti...

Page 24 - FAN SECTION; IVie; For replacement items use Carrier Specified Parts.; C A R R I E R A I R C O N D I T I O N I N G C O M P A N Y • S Y R A C U S E , N E W Y O R K; Codes C and ME

Fan Wheel Removal 1. Remove fan shaft bearings per Fan Bearing Replacement. 2. Remove fan shaft per Fan Shaft Removal. 3. Remove fan discharge ductwork. 4. Remove cutoff plate per Fig. 29 and remove fan wheel thru housing discharge. 5. Replace any damaged internal insulation. 6. Replace fan wheel in...