Operator`s manual
Table Of Contents
- 1 Foreword
 - 2. Safety Information
 - 2.1 Operating Safety
 - 2.2 Service Safety
 - 2.3 Operator Safety while using Internal Combustion Engines
 - 2.4 Towing Safety
 - 2.5 Reporting Trailer Safety Defects
 - 2.6 Label Location
 - 2.7 Safety and Operating Labels
 - 3. Operation
 - 3.1 Control Panels
 - 3.2 Generator Monitoring
 - 3.3 Engine Monitoring
 - 3.4 Engine Shutdown Faults
 - 3.5 Current Overload Fault
 - 3.6 Application
 - 3.7 Voltage Selector Switch
 - 3.8 Emergency Stop Switch
 - 3.9 Main Line Circuit Breaker
 - 3.10 Engine Start Switch
 - 3.11 Voltage Adjustment Rheostat
 - 3.12 Warning Light
 - 3.13 Connection Lugs
 - 3.14 Ground Connection
 - 3.15 Convenience Receptacles
 - 3.16 Remote Run Terminal Block
 - 3.17 Panel Door Interlock Switch
 - 3.18 Terminal Connections
 - 3.19 Before Starting
 - 3.20 Manual Start-up
 - 3.21 Running the Generator
 - 3.22 Engine Power Correction Factors
 - 3.23 Shutting Down Generator
 - 3.24 Cold Weather Start-up
 - 3.25 Lifting
 - 3.26 Overnight Storage
 - 3.27 Long-term Storage
 - 3.28 Automatic/Remote Start-up
 - 3.29 Remote/Transfer Switch
 - 3.30 Towing
 - 4. Maintenance
 - 4.1 Periodic Maintenance Schedule
 - 4.2 New Machines
 - 4.3 Resetting the Periodic Maintenance Timer
 - 4.4 Air Cleaner
 - 4.5 Engine Lubrication
 - 4.6 Engine Coolant
 - 4.7 Trailer Maintenance
 - 4.8 Troubleshooting Automatic Shutdown
 - 4.9 Wire Colors
 - 4.10 Generator and Receptacle Wiring
 - 4.11 Trailer Wiring
 - 4.12 G 50/G 70 Engine Wiring
 - 4.13 G 85 & G 70 w/ECU Engine Wiring
 - 5 Factory-Installed Options
 - 5.1 Block Heater
 - 5.2 Fuel/Water Separator
 - 5.3 Electronic Governor
 - 5.4 LCD Strip Heater
 - 5.5 Low Coolant Shutdown
 - 5.6 Lube Level Maintainer
 - 5.7 Temperature-Activated Shutters
 - 5.8 Lockable Battery Disconnect
 - 5.9 Wiring Diagram
 - 5.10 Wiring Diagram Components
 - 5.11 Cam-Lock
 - 5.12 Containment System
 - 6. Technical Data
 - 6.1 Engine Data
 - 6.2 Generator Data
 - 6.3 Trailer and Skid Data
 - 6.4 Dimensions
 

G 50/G 70/G 85 Maintenance
wc_tx000484gb.fm 47
4. Maintenance
4.1 Periodic Maintenance Schedule
The Periodic Maintenance Schedule below lists basic maintenance
intervals for the engine and generator. For detailed maintenance
procedures on the engine, refer to the engine Operator's Manual.
Daily 50 Hrs 
or 2 
weeks
250 Hrs 600 Hrs 
or 
12 Mo
1200
Hrs or 
24 Mo
2000 
Hrs
Other
Check engine oil and coolant level
Check engine air filter gauge & air 
cleaner dust cap *
Visual walkaround inspection
Check tire inflation, tread wear and lug 
nuts before towing
Check fuel filter
Drain containment system
Service the battery
Change engine oil and replace oil 
filter**
Clean unit inside and out
Check air intake hoses, connections, 
and system
Replace fuel filter element
Check automatic belt tensioner and 
belt wear
Check cooling system
Perform coolant solution analysis & 
add SCA's
Grease axle
Pressure test cooling system
Flush cooling system***
Check and adjust engine valve 
clearance
Check brake fluid level in trailer at least 
monthly
Replace crankcase ventilation filter 
every 750 hours
*Replace the air filter cartridge when yellow indicator of the engine air filter gauge reaches the red line.
**Change the oil after the first 100 hours, then every 250 hours. 
***If John Deere antifreeze is used, the flushing interval may be extended. See engine Operator’s Manual. 










