Disassembly/Assembly
Guidelines
IRB 6400
Page 6 - 9
Axes 2 & 3 Guidelines
COUNTERBALANCE CYLINDER (L63) or (L85) Installation
WARNING! BE SURE ELECTRICAL DISCONNECT SWITCH IS
OFF AND LOCKED IN OFF POSITION!
1. (MODELS 2.4-120 & 2.4-150 ONLY ). . . INSERT WASHER SPACER
(L62) ON CYLINDER MOUNTING SHAFTS.
(S 2.9-120 ONLY) . . . INSERT SLIDING RING (L84):
a. Apply lubricating grease to both sides of sliding ring (L84).
b. Mount ring over shaft. Orient as shown in figure.
2. MOUNT COUNTERBALANCE CYLINDER:
a. Mount upper end of balancing cylinder first. Push onto shaft
approximately half way.
b. Mount lower end of balancing cylinder. Alternate pushing ends
onto shafts so as not to bind.
3. (TYPE A & B CYLINDERS ONLY) . . . INSERT CIRCLIP (L65).
(TYPE C CYLINDER ONLY):
a. Apply lubricating grease to both sides of sliding ring (L88).
b. Insert sliding ring (L88) in place. Orient as shown in figure.
c. Insert washer (L89). Orient as shown in figure.
4. INSTALL NUT (L66) (L90):
a. Apply Loctite 242 (L67) (L91) to lock nuts (L66) (L90).
b. Install locknuts. Orient as shown in figure.
5. REMOVE M10 SCREW AT TOP OF CYLINDER AND INSERT PROTEC-
TIVE PLUG.
6. REMOVE HOIST.
E
E
REFERENCE DRAWINGS
Exploded View:
“L” (pg 6-24, 12-3)
Assembly:
3HAA 0001-ZT (pg 13-5)
Hand Tools
REQUIRED TOOLS
Lubricating Grease
Loctite 242
CYLINDER WEIGHS
APPROX. 100 LB.
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