Vulcan-Hart MHB24G Electric Steamer User Manual


 
VHX SERIES STEAMERS - REMOVAL AND REPLACEMENT OF PARTS
F24700 (October 2001) Page 18 of 68
BURNER HEAD ASSEMBLY
WARNING:
DISCONNECT THE ELECTRICAL
POWER TO THE MACHINE AT THE MAIN
CIRCUIT BOX. PLACE A TAG ON THE CIRCUIT
BOX INDICATING THE CIRCUIT IS BEING
SERVICED.
WARNING:
SHUT OFF THE GAS SUPPLY
BEFORE SERVICING THE UNIT.
1. Remove the pressure gauge tubing and power
cable from the rear of the control panel then
remove the panel.
2. Disconnect the spark ignition cable from the
ignitor terminal.
3. Disconnect pilot gas tubing from the air
pressure switch tee.
4. Separate the union above the main gas valve
and remove the gas valve piping assembly.
NOTE
: Removal of the gas valve piping assembly
assumes the use of a gas line quick connect or
union at the gas supply inlet to the steamer.
5. Remove the screws from the burner head
assembly end plate and pull the assembly out
from the complete burner assembly.
6. Reverse procedure to install and check for
proper operation.
COMPLETE BURNER
ASSEMBLY
WARNING:
DISCONNECT THE ELECTRICAL
POWER TO THE MACHINE AT THE MAIN
CIRCUIT BOX. PLACE A TAG ON THE CIRCUIT
BOX INDICATING THE CIRCUIT IS BEING
SERVICED.
WARNING:
SHUT OFF THE GAS SUPPLY
BEFORE SERVICING THE UNIT.
1. Refer to steps 1 through 4 under "BURNER
HEAD ASSEMBLY".
2. Remove the four nuts from combustion blower
mounting flange and remove blower from
burner tube assembly.
3. Remove the four nuts from the burner tube
assembly then slowly
pull the assembly straight
out from the heat exchanger.
CAUTION: Use care while removing as to not
damage the ceramic insulation surrounding the
burner.
4. Reverse procedure to install and check for
proper operation.