Carrier AquaEdge 19XR - Page 91

91
Fig. 57 — Compressor Assembly Torques — 19XR Two-Stage Compressors Frame Sizes 6 and 7
CAUTION
USE COPPER CONDUCTORS ONLY
UTILISEZ DES CONDUCTEURS EN CUIVRE SEULMENT
ALWAYS USE 2 WRENCHES TO TIGHTEN
• TERM INSULATOR TO MOTOR – 15-35 ft. lb.
• BRASS NUT TO TERM INSULATOR – 3 ft. lb. max
• ADAPTOR TO TERM STUD – 20-35 ft. lb.
• LUG BOLTS (1/2")– 32-45 ft. lb.
Insulate entire connection with electrical insulation
including 1 inch of cable insulation and 1 inch of the
term insulator.
!
TERMINAL STUD
INSULATION
ADAPTER
BRASS NUT
TERMINAL
INSULATOR
1
2
3
13
MOTOR LEAD INSTALLATION LABEL
19XR TWO-STAGE COMPRESSOR ASSEMBLY TORQUES
COMPRESSOR FRAME 6 FRAME 7
Oil Heater Retaining Nut — ft-lb (N·m) 40-60 (54-81) 40-60 (54-81)
Bull Gear Retaining Bolt — ft-lb (N·m) 72-88 (98-119) 72-88 (98-119)
Demister Bolts — ft-lb (N·m) 15-19 (20-26) 15-19 (20-26)
Impeller Nut (Inner Locknut) — ft-lb (N·m) 243-257 (329-348) 243-257 (329-348)
Impeller Nut (Outer) — ft-lb (N·m) 95-105 (129-142) 95-105 (129-142)
Guide Vane Shaft Seal Nut/Bolts — ft-lb (N·m) 23-27 (31-37) 48-70 (64-94)
a19-1642
a19-1643
Mandatory for medium/high voltage.