10

HOT AIR GENERATOR

GB

TROUBLESHOOTING

Problem

Cause

Remedy

The heater won’t start

1.Faulty electrical supply

1.

Check function and positioning of main switch

 

 

1. Check power cord

 

 

1.

Check electrical connections

 

 

1.

Check fuses

 

2.Wrong positioning of main switch

2.

Put main switch in correct position

 

3.Wrong setting of room thermostat

3.

Check setting of room thermostat

 

 

3.

Check function of room thermo-stat

 

4.Safety device (burner, thermostat L) not

4.

Press the appropriate restart button

 

restarted after repairs

 

 

Thermostat L cuts in

1.The combustion chamber has overheated

1.

Check fuel flow

 

 

1.

Check position registers, draw-holes, etc.

 

 

1. Remove extraneous material from air ducts and

 

 

 

ventilation grills

 

 

1.

Increase air flow adjustining transmission

 

 

1. Between motor and fan

Thermal relay RM cuts in (warning

1. Fan current absorption is excessive

1. Adjust transmission between motor and fan

light (9) lights up)

 

 

 

The burner starts up, the flame

1.Burner not working correctly

1.Press the restart button to turn on the heater. If

doesn’t light up and the restart

 

the same problem arises again call an Authorized

light comes on

 

Service Technician

The fan doesn’t start up or starts

1.No electrical power

1.

Check fuses

up late.

 

1.

Check electrical connections

 

2.F thermostat out of order

2.

Check the thermostat, set it and replace it if

 

 

 

necessary

 

3.Winding of motor burnt or interrupted

3.

Replace the fan motor

 

4.Condenser burnt

4.

Replace the condenser

 

5.Motor bearings blocked

5.

Replace the bearings

The fan vibrates or makes

1. Extraneous material on fan blades

1.

Remove extraneous material

unusual noise

2. Not enough air circulation

2.

Remove obstacles to air circulation

 

3. Drive belt loose or not aligned

3. Adjust drive belt tension

Not enough heat

1.Wrong burner

1.

Call an Authorized Service Technician

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Master Lock BG 150 Troubleshooting, Ventilation grills, Increase air flow adjustining transmission, Between motor and fan

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