Trouble Shooting Hoffman Steamers- Tips & Tricks

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Troubleshotting Table

Problem

Possible Cause

Corrective Action

Unit Does not Heat up Lack of Power Check Incoming Power
Check Fuses
Check On/ Off Switch is in " On" position
The thermostat is set too low Adjust the Thermostat to the "10" setting
Lack Of Water Fill the Unit and reset the low water switch.
Bad Heating Element Replace Heating Element
Bad Thermostat Replace The Thermostat
Bad On/Off Switch Replace the On/Off Switch
Bad Low Waster Switch Replace the Low Waster Switch
Unit heats, but shuts off at a lower pressure that normal The thermostat set too low Adjust the thermostat to the "10" setting.
The thermostat is out of adjustment Adjust the Steam Pressure.
Safely  Valve Leaking Foreign Material Under Seat Caution: Make sure discharge is away from people and work areas. Pop the Safety valve while steam is in the unit to dislodge forming material
Replace valve
Fill Valve Leaking Steam Water Between valve and fill cup Water must be drained or allowed to boil off to stop leaking
Packing Nut loose When the boiler is cool and the pressure if at zero ( test by opening the steam outlet valve) tighten the nut on the handle stem.
Bad Fill Valve Replace
Water is dark brown or black Rust in Water Blowing down the boiler. Rust is a normal occurrence in steam generator shells. The rust appearance in the water will slowly disappear after a few weeks of use. The steam generator must be blown per the instructions given in this manual. Blowing down will minimize the visual amount of discolored water.
No Steam comes from the Solenoid Valve Bad Foot Switch Replace the electric foot switch
Bad Solenoid Valve Replace the electric solenoid valve
Can not fill with water The Breather Valve is not open Operation
Check if the Valve is stuck Lightly Tap valve
Clean the valve seat. Disconnect the power and remove the pressure from the boiler. Check if there is no pressure by leaving the breather open.
Boiler keeps filling The Inlet solenoid Valve is dirty Clean seat in solenoid valve. WARNING: Disconnect power before servicing. Drain Boiler
Wet Steam Too Much Power in the boiler Drain tank until water level fills sight glass approximately 75%
Hard To see through the sight glass Minerals have coated the glass Clean or replace.