Troy-Bilt 13034 - Manual (Page 18)

Operation (continued)
up. Allow engine to idle for a few minutes.
This allows components, such as the
transmission, to reach operating
temperature.
• Always run engine at full throttle. While
operating under heavy load conditions,
listen to engine RPM. If engine begins to
slow down, use a slower travel speed.
Reducing travel speed will decrease
engine load.
“OFF” position. Lower attachments to the
ground.
• Place transmission into neutral and set
parking brake.
• Move throttle lever to slow and idle
engine for 15-30 seconds to allow engine
to cool.
• Turn ignition key to ®. Remove key.
Interlock System Operation
1. Engine WILL start if both conditions A & B exist:
A. Brake pedal depressed.
B. Attachment/PTO drive disengaged.
2. Engine WILL NOT start if one or both conditions C & D exist:
C. Parking brake not set.
D. Attachment/PTO drive engaged.
3. Engine WILL STOP if one or both conditions E & F exist:
E. Parking brake not set and seat not occupied.
F. Attachment/PTO drive engaged and seat not occupied.
Note 5-1
Interlock System Test Procedure
After starting, but before working with the
unit, perform the following test:
1. Park unit on a level surface so it does
not roll when you release brake.
2. With engine running, depress brake
pedal and check to make sure
attachment/PTO drive is disengaged.
3. Place transmission into neutral.
4. Release brake. Raise yourself several
inches off seat. The engine should stop. If
it stops, move to the next instruction. If it
does not stop, have the unit serviced. DO
NOT OPERATE UNIT!
5. Depress brake pedal. Start engine.
Switch attachment/PTO drive switch to the
O (disengaged) position.
6. Raise yourself several inches off the
seat again. The engine should stop. If it
does not, have the unit serviced. DO NOT
OPERATE UNIT!
A
WARNING
DO NOT OPERATE UNIT UNTIL PROPER
INTERLOCK SYSTEM OPERATION HAS
BEEN RESTORED. DO NOT ALTER OR
AHEMPT TO DEFEAT THIS SYSTEM.
SEVERE PERSONAL INJURY CAN RESULT
FROM NOT FOLLOWING THESE
INSTRUCTIONS.
For general interlock system operation
information, refer to Note 5-1.
Drive System
Hydrostatic transmissions are used in
models 13035,13036 & 13037. A gear
drive transmission is used in model
13034. See Section 8, “Specifications” on
page 35 to determine the specific
transmission for your unit. The following
describes the operation of each system.
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