Vulcan-Hart GHF91G ML-135503, GHF90G ML-135504 Pilot Adjustment, Burners, Nozzles And Orifices

Models: GHF90G ML-135504 GHF91G ML-135503

1 16
Download 16 pages 11.38 Kb
Page 10
Image 10
PILOT ADJUSTMENT

5.Allow temperature to stabilize at new setting and compare temperature tester to dial setting. Recalibrate if the temperature does not fall within the range of 330°F to 370°F.

6.If the temperature does not fall within the limits at both settings, replace the thermostat.

PILOT ADJUSTMENT

1.Light pilot as outlined under Lighting Pilot on page 3.

2.If the flame does not extend beyond the outer edges of the pilot shield 1/2", or extends more than 1/2", an adjustment is necessary.

3.Remove the cap covering pilot adjustment screw. Turn the recessed pilot adjustment screw counterclockwise to increase the size of the flame or clockwise to decrease the size of the flame.

BURNERS, NOZZLES AND ORIFICES

WARNING: SHUT OFF THE GAS BEFORE SERVICING.

Burners

If the burner ports become clogged, the fryer will not operate properly. If the burner is cracked, it must be replaced.

1.Remove burner(s) as outlined under Burners.

2.Check burner(s) for cracks and clogged ports.

3.If the ports are clogged, wash burner(s) in warm, soapy water. If this does not remove obstructions, a #37 drill bit can be used (do not use in an electric drill; hand-turn only).

Nozzles and Orifices

1.Remove the burners as outlined under Burners.

2.Hold the burner nozzle with channel locks and remove the orifice. Check the orifice for obstructions or damage.

3.If the orifice is clogged, wash the orifice in warm, soapy water. If this does not remove obstructions, a #37 drill bit can be used (do not use in an electric drill; hand-turn only).

4.With channel locks, remove the burner nozzle.

5.Reverse procedure to install new burner nozzle and orifice.

– 10 –

Page 10
Image 10
Vulcan-Hart GHF91G ML-135503, GHF90G ML-135504 Pilot Adjustment, Burners, Nozzles And Orifices, Nozzles and Orifices