Carrier 19XRV Start-Up, Operation And Maintenance Instructions Manual page 118

a19-1642
COMPRESSOR
Code
ITEM
DESCRIPTION
1 Oil Heater Retaining Nut — ft-lb (N*m)
2 Bull Gear Retaining Bolt — ft-lb (N*m)
3 Demister Bolts — ft lb (N*m)
4 Impeller bolt Torque — ft-lb (N*m)
M
VIEW C — HIGH SPEED SHAFT RING SEAL
MOTOR LEAD INSTALLATION LABELS
19XRV COMPRESSOR ASSEMBLY TORQUES
FRAME 2
201-299, 2ZZ
Fixed Diffuser
N/A
80-90 (108-122)
15-19 (20-26)
32-48 (43-65)
Fig. 48 — Compressor Fits and Clearances (cont)
N
FRAME 3 FRAME 4
321-389, 3ZZ 421-487
With Rolling
Element Fixed Diffuser
Bearings
18-22 (25-30) 18-22 (25-30)
80-90 (108-122) 80-90 (108-122)
15-19 (20-26) 15-19 (20-26)
55-60 (75-81) 55-60 (75-81)
118
a19-1641
a19-1643
FRAME 4 FRAME 5
4B1-4W7 501-599
Split Ring Split Ring
Diffuser Diffuser
18-22 (25-30) 18-22 (25-30)
80-90 (108-122) 80-90 (108-122)
15-19 (20-26) 15-19 (20-26)
55-60 (75-81) 160-225 (217-305)