Refer to Table 4-1 for the quarterly preventive
b.The item numbers are listed consecutively and
maintenance checks and services.
indicate the sequence of minimum requirements.
Table 4-1 Preventive Maintenance Checks and Services
Interval
A- After Operation
MMonthly
B- Before Operation
Operator
W-weekly
D-During Operation
Q-Quarterly
Daily
Reference
M
Q
w
A
D
B
x
x
Check for normal gage reading of 125-150 Ibs.
AIR
PRESSURE
1
Clean safety relief valve and adjust to pop-off
GAGE
at 175 psi as necessary.
x
Check for worn, frayed, or cracked belt.
2
LATHE MOTOR V
Adjust belt to 1/2 inch deflection between motor
BELT
and lathe pulleys. Replace worn or defective
belt.
x
Clean dirt from fins. Straighten bent fins.
3
INTERCOOLER
x
Clean or replace dirty or defective air filters.
4
DYNAMOTOR-
W ELDER
Ventilating
ALl
Filter:
x
x
Replace leaking or defective pumps.
5
HYDRAULIC
PUMPS
x
x
x
FIRE
EXTIN-
Check for broken seal.
6
GUISHER