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TROUBLE SHOOTING FOR OVER-PRESSURE
Possible reasons for Over-pressure Indicators
1) The power control knob is too high for the selected needles
(SEE TABLE 2/Table 2A)
2) A backfire has blocked the flame arrester or the check valve is blocked.
3) An obstruction of boric acid crystals has blocked the booster tank, the torches or
the needles.
POSSIBLE SOLUTIONS:
Adjust the power control knob (FIG 1 # 4) or change the diameter of the needles as
indicated in TABLE 2/TABLE 2A. Of operating instruction manual.
1) Adjust the Power Control Knob ( Fig 1 # 4 ) or change diameter of the needles
as indicated in Table 2/Table 2A, of the User Manual.
2) Replace the flame arrester or rinse the check valve with tap water or replace the
check valve.
3) Immerse the booster tank, torches and needles in boiling water for a minimum
of 30 minutes. before remounting all the parts, they must be dry.
GAS SUPPLY INDICATOR
