G643(E) Service Manual
Chapter 6. LPG FUEL DELIVERY SYSTEM
211
Removal and Installation of N-2001 LP
Regulator/Converter
Follow the procedures below for removal and
reinstallation of the N-2001 regulator.
N-2001 Removal Steps
Refer to Figure 29.
1.
Close the liquid outlet valve in the forklift cylinder
or fuel storage container.
2.
Purge the system of fuel by starting the engine
and running until all trapped fuel in the system is
exhausted and the engine shuts down.
3.
Remove the fuel inlet line (1) from the lock-off, the
vacuum lines (2) the regulator and disconnect the
lock-off connector (3).
4.
Remove the two rear-mounting bolts that hold the
regulator to the support bracket. This will permit
easier access to the remaining hose clamps.
5.
Remove the two cooling lines (4) from the
regulator.
NOTE:
It will be necessary to either drain the
coolant system or clamp off the coolant lines as
close to the regulator as possible to avoid a coolant
spill when these lines are disconnected.
6.
Remove the fuel vapor outlet hose (5) from the
regulator.
Figure 29. N-2001 Regulator in Non-Certified
System
N-2001 Installation Steps
Refer to Figure 29.
1.
Install the fuel vapor outlet hose (5) onto the
regulator.
2.
Install the two cooling lines (4) onto the regulator.
3.
Install the two rear-mounting bolts that hold the
regulator to the support bracket. Use a torque
wrench and tighten each bolt to 50-60 lbf-in (5.65-
6.78 N-m)
4.
Install the fuel inlet line (1) onto the lock-off, the
vacuum line (2) onto the regulator and connect
the lock-off connector (3).
5.
Open the liquid outlet valve in the forklift cylinder
or fuel storage container.
