Page 35
3.9.3. Continuation of Installation - Trim Switch Control Model
1. Unpack the battery pack and connect to
the battery connection on the cable.
2. Fit the connectors on the cable to the
drive motor ensuring correct polarity. The
cable connectors must be matched to
the appropriately sized spade connector.
3. Test the operation of the drive motor
using the trim switches (
Procedure (Optimum Control and
Trim Switch Control)
on page
4. Proceed
to
Section 3.9.4
to commission
the appliance.
4xAA
BATTERIES
Figure 45
3.9.4. Commissioning
1. Turn on the gas supply to the fire and
purge the gas line. Check all the gas
joints for gas soundness.
2. Remove the pressure test point screw
located as shown in section
and
connect a pressure gauge.
3. Ignite the pilot in accordance with the
User Instructions.
4. Set the controls to give full gas rate at
the main burner.
5. With the correct supply pressure at the
inlet point, ensure that the pressure at
the pressure test point is as given in
section
in this
booklet. Alternatively the information is
given on the data badge of the
appliance.
6. If the correct pressure cannot be
achieved, then some potential causes of
low pressure are:
a) Supply pipes are not of large enough
diameter.
b) The supply pipes are blocked or
partially blocked.
c) Restriction at the appliance isolation
valve.
8. Set the controls to the low rate position
(small flame position) and check the low
rate setting pressure.
9. Turn the fire off.
10. Lay the coals in accordance with the
instructions in the appropriate section for
the model.
11. Proceed to carry out a spillage test.
Figure 46– Manual BM Control Valve
Figure 47– Manual Mertik/Remote/Optimum/TrimSwitch
Control Valve
Inlet
Pressure
Test Point
Inlet
Pressure
Test Point
