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6) If conveyor chain does not work
◎ Check emergency s/w ON
◎ Check the display of chain speed
◎ Check the chain speed control ON
◎ Check the current control overload relay
◎ Check relay lamp of motor
◎ Check the chain
◎ Check the sprocket and its key of motor
7) If emergency does not work
◎ Check emergency s/w
◎ Check the current control overload relay
◎ Check the lamp of motor relay
8) When out of the chain in the conveyor
◎ Disjoint the chain after power off Immediately
◎ If loosen chain, fasten it with tension control nut
9) If out of order at gas booster(for DRC-1HG)
◎ Check gas supply
◎ Check the gas, high or low pressure? (Preferred low pressure in case
of LPG)
◎ Check the inlet & outlet valve of gas booster
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