Kohler Command PRO ECV630 Service Manual page 92

Disassembly/Inspection and Service
Explosive Fuel can cause fires and severe
burns.
Do not fill fuel tank while engine is hot or
running.
Fuel Pump
Remove Lift Fuel Pump and Fuel Pump Module
A Pulse Pump
E Electrical Connector
I Oetiker Clamp
Remove Lift Fuel Pump
1. Disconnect inlet and outlet fuel lines at lift pump.
2. Disconnect pulse (vacuum) hose at lift fuel pump
from crankcase.
3. Remove screws securing lift fuel pump to bracket.
Pulse Style Pumps (CV)
1. Disconnect fuel line at in-line fuel filter on tank to
pulse pump line.
2. Disconnect pulse (vacuum) line from crankcase.
3. Remove screws securing fuel pump to bracket on
blower housing.
4. Note or mark orientation of fuel pump, then remove
fuel pump with lines attached.
92
WARNING
C
A
B
B Inlet Hose
F Fuel Pump Module
KohlerEngines.com
Gasoline is extremely flammable and its vapors can explode
if ignited. Store gasoline only in approved containers, in
well ventilated, unoccupied buildings, away from sparks or
flames. Spilled fuel could ignite if it comes in contact with
hot parts or sparks from ignition. Never use gasoline as a
cleaning agent.
G
H
I
D
Outlet to Fuel Pump
C
Module
Fuel Pump Module
G
Baffle
Remove Fuel Pump Module (ECV EFI)
1. Remove screws securing fuel pump module.
2. Lift grey locking tab and squeeze to disconnect
electrical connector.
3. Disconnect vent hose from top of fuel pump module.
4. Wrap a shop towel completely around high pressure
fuel line connector.
5. Press release button(s) and slowly pull connector
away from fuel pump module, allowing shop towel to
absorb any residual fuel in high pressure fuel line.
Any spilled fuel must be completely wiped up
immediately.
6. Using a side cutter or similar tool, cut Oetiker clamp
to remove inlet fuel line. A new Oetiker clamp will
need to be used for reassembly.
E
F
D Pulse Hose
High Pressure Fuel
H
Line Connector
24 690 02 Rev. D