Carrier 19XR User Manual page 98

VIEW A
LOW SPEED SHAFT THRUST DISK
Fig. 44 — Compressor Fits and Clearances
COMPRESSOR, TRANSMISSION AREA
ITEM
1*
2
3
4
5*
6*
7*
N•m — Newton meters
*Not shown.
NOTES:
1. All clearances for cylindrical surfaces are diametrical.
2. Dimensions are with rotor in thrust position.
3. Dimensions shown are in inches.
4. Impeller spacing should be performed in accordance with most
98
Compressor Assembly Torques
DESCRIPTION
Oil Heater Retaining Nut
Bull Gear Retaining Bolt
Demister Bolts
Impeller Retaining Bolt
Motor Terminals (Low Voltage)
Guide Vane Shaft Seal Nut
Motor Terminals (High Voltage)
— Insulator
— Packing Nut
— Brass Jam Nut
LEGEND
recent Carrier Service Bulletin on impeller spacing.
TORQUE
ft.-lb N•m
20 28
80-85 108-115
15-19 20-26
44-46 60-62
50 68
25 34
2-4 2.7-5.4
5 6.8
10 13.6