Removal And Installation; Removal - Manitowoc Grove CD3340B Service Manual

ENGINE AND ENGINE SYSTEMS
Problem
Lack of power.
Low oil pressure.
Engine overheats.

REMOVAL AND INSTALLATION

Removal

A raised and badly supported machine can fall on you
causing severe injury or death. Position the machine on a
firm, level surface before raising one end. Ensure that the
other end is securely chocked. DO NOT rely solely on the
machine hydraulics or outriggers to support the machine
when working under it.
1. Either block all four tires or lower the outriggers to inhibit
movement during engine removal.
2. Remove the engine cover.
3. Disconnect the battery
transmission mounting bolt. Remove the battery cable
from the engine starter.
4. Disconnect the frame electrical wire harness from the
engine electrical wire harness.
6-6
Probable Cause
1. Engine overload.
2. Intake air restriction.
3. Clogged fuel filters.
4. Overheated engine.
5. Below normal engine temperature.
6. Faulty engine.
1. Low oil level.
2. Faulty gauge or sender.
3. Improper type of oil.
1. Engine overloaded.
2. Low coolant level.
3. Plugged radiator/coolant fins.
4. Faulty radiator cap.
5. Cooling system needs flushing.
6. Defective thermostat.
7. Defective temperature
sender.
DANGER
ground cable from
Published 04/07/2015 Control # 569-00
1. Reduce the load.
2. Service air cleaner.
3. Replace fuel filters.
4. See Engine Operators Manual. Check for
plugged radiator/oil cooler fins.
5. Remove and check thermostat.
6. See Engine Operator's Manual.
1. Add oil.
2. Check gauge, sender and connections.
3. Drain and fill crankcase with proper viscosity
and quality.
1. Reduce the load.
2. Fill radiator to proper level, check radiator and
hose for loose connections or leaks.
3. Clean fins.
4. Replace the radiator cap.
5. Flush cooling system.
6. Replace the thermostat.
gauge or 7. Check and replace.
5. Tag all wires that are connected to the transmission.
Disconnect all wires from the transmission
6. Drain the radiator. Disconnect the upper and lower
hoses from the radiator.
7. Disconnect the transmission cooling lines from the
radiator. Put plugs and caps on all lines to keep dirt out
of the system.
8. Remove the radiator.
9. Remove the air cleaner and intake hose(s).
NOTE: Have a fire extinguisher handy and know how to
use it before performing the next step.
10. Disconnect the fuel lines from the engine. Plug or cap
the lines to prevent leakage.
11. If equipped, disconnect the heater hoses from the
engine.
the
12. Drain the hydraulic oil tank. Disconnect all hydraulic
lines from the hydraulic pumps. See SECTION 4.
13. Disconnect the drive shaft from the transmission. See
SECTION 8.
14. Disconnect the exhaust pipe from the exhaust manifold
of the engine.
CD3340B/YB4411
Action