Lubrication
Table
5.
Lubrication Chart
Lubrication Key
Parts Description
Contact bar hinge assembly
Primary disconnect fingers,
grounding contact
A
Secondary disconnect fingers
Rubbing surfaces of main
and arcing contacts
B
Sliding surfaces
c
Pivot pins, rotating parts
such as drive pinion, gear
D
Ground surfaces such as
latches, rollers, props, etc.
E
Faces of main and arcing
contacts
F
Springs
G
Dry pivot points
(1)
Siemens contact lubricant: part number
15-171-37o-oo2
(2)
Molycote
557
spray lubricant: part number
15-171-27o-oo1
(3)
Molycote Penelube: part number
15-171-27o-oo2
Maintenance
Overhaul
&
Lubrication
Wipe clean and apply a film of Siemens
contact lubricant ( 1) in a thin layer
(approximately
1/32'
thick)
Light application of
Wipe clean and apply
Molycote 557 (2)
Molycote 557 (2) Liberally
Light application of
Remove pins, clean, and
Molycote Penelube (3)
apply Beacon P-325 (4)
Wipe clean and spray
Wash clean and spray with
with Molycote 557 (2)
Molycote 557 (2)
Do not lubricate
Do not lubricate
Wipe clean and spray
Wipe clean and spray with
with Molycote 557 (2)
Molycote 557 (2)
No lubr ication required
No lubrication required
(4)
Beacon
P-325:
part number
15-337-13Hl01
(5)
For lubrication procedure and recommendations. refer to RECOMENDED
RL BREAKER MAINTENANCE AND LUBRICATION PROCEDURE LUBRI
CATION, on pages
10-11.
A
Also pin on rail that
this clevis engages.
D-See Figure 2, Detaii"B"
and Figure 19, Item
47
Figure
8.
Lubrication Points on Breaker
16
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