Hobart 6921 Series Operation And Maintenance Manual page 72

OM-2040 / Operation and Maintenance Manual
90D20 / Generator Sets
HOURLY INTERVAL
or
CALENDAR INTERVAL
ENGINE
Check fuel quantity
Check crankcase oil level
Check coolant level
Check engine oil filter element
Change engine oil
Replace air cleaner cartridge
Inspect cooling system hoses,
tubes, fittings and clamps
Check V-belt tension
Drain/refill cooling system * *
Change fuel filter elements
Lubricate *
Check exhaust system
Open fuel tank drain
ELECTRICAL
Check all lights
Clean battery terminals
Check wiring
Check connections
400 Hz GENERATING
& CONTROL SYSTEM
Check output cable & connector
Check voltmeter
Check ammeter
Check frequency meter
Check all lights
Check protective relays
Check safety switches
Inspect all wiring & connections * *
Chapter 2-2
Page 2
Daily
As
or
Required
8 Hrs
X
X
X
X
X
X
X
X
X
X
X
Inspection / Check / Maintenance Schedule
Figure 1
Bi-Weekl
Weekly Monthly
y
or or
0r
50 Hrs 200 Hrs
100 Hrs
X
X
X
X
X
X
February 28/94 Revised
Bi-Month
lyor
400 Hrs
X
X
X
X
X