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 Preventive Maintenance Checks and Services - Cont.
Table 2-1.
S - S e m i a n n u a l l y A - Annually
Q - Quarterly
D - Daily
W
-
Weekly
M
-
Monthly
Items To Be
Interval
Item
Procedures
Inspected/
No. D
W
M
Q
S
A
Serviced
PURIFIER/SEPARATORS - CONT
Refer to LO 55-1905-223-12.
Lube Oil
10
Purifier
Hand-Operated
Parts
Check revolution indicator disc for correct bowl speed; 65
Lube Oil
11
rpm at a motor speed of 1455 rpm, 78 rpm at a motor speed
Purifier Bowl
of 1745 rpm.
Check for loose connections fittings and missing
Electric
a.
12
l
hardware.
Motor
Assembly
Investigate unusual noises or vibrations.
b.
c . Check all support mounts/brackets/bolts for tightness.
Tighten as needed.
Inspect circulation heater for secure mounting and for
Circulation
13
l
leaks.
Heater
Inspect exterior for obvious damage or leaks.
Fuel Oil
14
l
Filter
Replace filter once per year or when differential pressure
l Separator
gauge exceeds 20 psi.
Visually inspect unit for leaks, loose connections, and
Oil Water
15
damage.
Separator
Exterior
1st Stage Gauge should read less than 20 psi.
l
2nd Stage Gauge should read less than 10 psi.
l
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