WA005 Page 1
USER FORM
WA/005/0399
USER INSTRUCTIONS
Hang This Near Your Heater
IMPORTANT
:
For safe and satisfactory operation, these
instructions should be read and fully understood.
GENERAL:
For continued safe and efficient operation, this heater
should be serviced regularly by a competent service engi-
neer. A full after sales service is available from AMBI-RAD.
Read the warranty and ensure that the heater is operated
within the terms of the warranty. Do not restrict the air
supply to the heater. Maintain free access to the heater for
servicing. (See Required Clearances, Figure 3 on page 2.)
FOR YOUR SAFETY:
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Ensure that the heater is properly earthed.
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If the pilot light goes out for any reason,
allow three (3) minutes before lighting.
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If a gas leak is suspected, turn OFF the
gas supply and contact the gas supplier
immediately.
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DO NOT USE A NAKED FLAME to
inspect for gas leaks.
TO LIGHT THE PILOT:
1) Turn "ON" the electrical supply to the heater.
2) Set the room temperature controller to the lowest
temperature setting. If a clock control or a sum-
mer/winter switch have been fitted, turn to "ON".
3) Turn "ON" the main gas supply.
4) On the bottom rear of the heater, locate the multi-
functional control valve and the Piezo ignitor knob
(See Figure 1).
5) Depress the knob or button (See Figures 2A and
2B) on the multifunctional
control valve; continue
to hold the knob or button depressed while turning
the knob on the Piezo ignitor.
6) After pilot is established, continue to depress the
knob or button for 20 seconds; release slowly.
NOTE:
On initial start-up, several attempts may be
required to remove the air from the pilot gas supply
line.
AMBI-RAD
Model UF Series 2
Gas-Fired Unit Heaters
WARNING: If for any reason the pilot light
goes out, allow three minutes before
attempting to relight.
0063
Figure 1 - Rear of heater
Ignitor Knob
Depress knob (or button)
on gas valve and hold while
turning ignitor knob.
Figure 2A - Multifunctional Control Valve
(NOTE: Size UF400 may be fitted with this valve or
the valve illustrated in Figure 2B on page 2.)
*When measuring gas pressure, do not remove screw.
Loosen enough to allow gas pressure to register.)
Pressure
Regulator
Cover Screw*
Pilot
Regulating
Screw
Inlet
Pressure
Test Port
Outlet
Pressure
Test Port
Control Knob -
depress while
lighting pilot
Gas
Flow
