JLG G6-42A Operator Manual - Manual (Page 65)

Section 4 - Operation
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Extreme Cold Weather Starting (if equipped)
If equipped with extreme cold weather components, machine can be operated in
temperatures of -40°F to 0°F (-40° C to -20° C).
1. Machine must be equipped with heating components and extreme cold weather
fluids. See Section 9 - Specifications for fluid details.
2. (Before S/N 0160040678) Locate two yellow heating component extension
cords stored in engine compartment.
(S/N 0160040678 & After) Locate two yellow extension cords stored behind
seat in cab. Connect engine block heater to one extension cord and the battery,
oil pan and hydraulic tank heaters into the other extension cord.
3. Connect each extension cord to separate A/C power supplies with a minimum
rating of 15 Amps each.
4. Allow heating components to operate a minimum of 12 hours prior to machine
operation.
5. Locate recirculation hoses stored behind seat in cab.
6. Connect recirculation hose (1) to tilt circuit quick disconnects (2). Connect the
other recirculation hose (1) to auxiliary hydraulic quick disconnects (3).
7. Follow start-up procedure on page 4-1 and allow engine to idle 20 minutes.
8. Operate tilt and auxiliary hydraulic functions continuously for five minutes to
circulate the warm hydraulic fluid.
9. Operate all boom functions continuously for another five minutes.
10. Perform “Shut-Down Procedure” on page 4-5.
11. Disconnect recirculation hoses and A/C power supplies and place back in
storage locations.
12. Machine is ready for operation.
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