JLG sky trak mmv Service Manual page 269

7. Place a funnel at the base of the radiator to channel
the drained coolant into the container. Open the
radiator drain plug (1) or petcock and allow the
coolant to drain into the funnel. Transfer the coolant
into a properly labeled container. Dispose of properly
if coolant needs to be replaced. Close the radiator
drain plug or petcock.
8. Remove plastic retainer (4) from around engine
block heater element (5) and 110 volt cord (6). Using
a 29 mm socket, remove heating element from
engine block.
d. Engine Block Heater Installation
1. Apply Teflon tape to engine block heater element
threads (5) and install element. DO NOT over
tighten. Plug-in 110 volt cord (6) into heater element
and install the knurled retainer (4) around coolant
heater element and 110 volt cord (6).
Model MMV Rev. 12/04
2. Connect the negative (-) battery cable (7) at the
negative (-) terminal on the battery in the engine side
battery box.
3. Connect the negative (-) battery equalizer cable (8)
at the bottom of the battery equalizer (9). Torque the
nut to a maximum of 100 lbs/in (11 Nm).
4. Replace engine side battery box cover (10). Use the
wing nuts (11) and carriage bolts (12) to secure the
cover in place.
10
5
5. Fill the cooling system. Run the engine to operating
4
temperature. Visually check for leaks with the engine
running. Check the coolant level in the overflow
bottle (3) and fill, or drain, as necessary.
6
MM5180
Engine: Cummins 4BTA 3.9
9
8
11
7
12
MM2911
8.17