Tennant ATLV 4300 Service Manual page 199

25. Mark, disconnect, and plug the two remote
engine oil lines at the oil filter adaptor plate
on the engine.
NOTE: Make sure to mark the hoses for proper
re- -assembly ! If the hoses are connected
incorrectly- -- -engine damage may result !
26. Remove the hardware holding the directional
hydroback mount bracket to the side of the
engine.
27. Remove the two hex screws holding the
directional pump arm to the propel pump
hub. Pull the directional hydroback assembly
away from the engine.
28. Remove the propel pump and accessory
pump assembly from the back of the engine.
See TO REPLACE PROPEL PUMP
instructions in the HYDRAULIC section of
this manual. DO NOT DISCONNECT THE
HYDRAULIC HOSES. Pull the pump back
and out of the way for engine removal.
29. Remove the three M12 hex screws, nyloc
nuts, and washers holding the engine motor
mounts to the engine frame.
30. Using a overhead hoist, hook a chain in the
engine lift brackets and slowly lift the engine
out of the engine frame. Be careful not to
catch the engine on any hydraulic hoses or
electrical wires on the way out of the engine
compartment.
ATLV 4300 330495 (10- -98)
ENGINE- -DIESEL
6-13