Commissioning - andrews 32/143 Installation Manual, Operation And Service Manual

SECTION 4
STANDARD CAUTION! DO NOT OPERATE THE WATER HEATER UNTIL THE
STORAGE VESSEL IS COMPLETELY FILLED WITH WATER, WITH WATER
RANGE
RUNNING FROM ALL HOT TAPS.
PERMANENT
PILOT MODELS
Open the main gas supply cock after all connections to the gas control are completed
and test all connections, using proprietary leak detection fluid.
Lighting the Burner
1. Remove outer cover and slide inner cover to right. (On 63/62 and 84/87 Models, raise
2. Turn the gas control knob to pilot.
3. Fully depress the gas control knob and the piezo igniter. With the pilot burner alight,
4. Close and refit covers.
5. Set temperature indication dial to required temperature as follows:
Setting
Approx. Water
Temperature
6. Turn the gas control knob to ON and the burner should light. If not, wait for at
Fig 19.
26

COMMISSIONING

the inspection port cover). Wait for 3 minutes for any unburnt gas to vent.
hold gas control knob in for 20 seconds. When gas control knob is released, the pilot
should remain lit. If not, repeat this operation.
0
104ºF (40ºC)
least 3 minutes and repeat from step 1.
1 2
125ºF (52ºC) 143ºF (62ºC)
3
159ºF (71ºC)