Electrolux EHG 678 B Cooktop User Manual


 
21
Servicing
Conversion from Natural Gas to LPG
It is important to note that this model is designed for
use with natural gas but can be converted for use with
butane or propane gas providing the correct injectors
are fitted. The gas rate is adjusted to suit.
Method
Ensure that the gas taps are in the 'OFF' position
Isolate the hob from the electricity supply
Remove all pan supports, burner caps, rings, crowns
and control knobs.
With the aid of a 7mm box spanner the burner
injectors can then be unscrewed and replaced by the
appropriate LPG injectors.
TO ADJUST THE GAS RATE
With the aid of a thin bladed screwdriver completely
tighten down the by pass adjustment screw, which is
located down the centre of the gas tap control shaft.
Upon completion stick the replacement rating plate
on the under side of the hob.
IMPORTANT
The replacement/conversion of the gas hob should
only be undertaken by a competent person
A: Removal Of Control Panel
1. Remove all the control knobs.
2. Using a levering action of the hand on the rear area
of the panel, pull it up until it disconnects from its
hooks. When doing this avoid using objects which
could damage the hob and/or the control panel.
B: Removal Of Hob Top
Follow the procedure in "A"
1. Remove the panstands and each burner cap and
crown.
2. Remove the 2 self tapping screws from each burner.
3. Remove control panel as Section A and remove 1
self tapping screw from Hob Top.
C: Removal Of the Hob Taps
(Isolate Electric Supply)
1. Follow the procedures in Sections A and B.
2. With the aid of a 7mm spanner remove the clamping
bolt from the fixing clamp.
3. Loosen the pipe connection nut from the gas tap with
the aid of a 16mm spanner. Remove fixing clamps.
4. Reassemble in reverse order and carry out leak test.
D: Removal Of Mains Terminal Block
(Isolate Electric Supply)
1. Follow the procedures in Sections A and B-C.
2. Disconnect supply flex connections from terminal
block.
3. From the underside of the hob remove 1 self tapping
screw from the terminal block.
4. Reassemble in reverse order.
E: Removal Of Burner
1. Follow the procedures in Sections A-B and C.
2. With the aid a 12mm spanner loosen off the pipe
connection nut.
3. From the underside of the hob remove 2 self tapping
screws from the burner body.
4. Reassemble in reverse order and carry out leak test.
F: Removal Of Ignitor Unit
(Isolate Electric Supply)
1. Follow the procedures in Sections A-B and C.
2. Disconnect H.T. leads and the ignition switches
connector.
3. With the aid of a pair of thin nose pliers, pull the
spring clip sidewards off of the underside of the
ignitor.
4. Reassemble in reverse order and check with wiring
diagram for correct reconnection.
G: Remove Taps Ignition Switches
(Isolate Electric Supply)
1. Follow the procedures in Sections A-B and C.
2. Disconnect the switches connector from the ignitor
unit and remove the supply cables pulling the tabs
connection off.
3. Reassemble in reverse order and check with wiring
diagram for correct reconnection.
Repais may only be carried out by
CORGI registered engineers.