EHG643SA User Manual

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Afterinstallation,testtheapplianceandensurethat

it operates correctly before handing it over to the

customer. The following procedure is recommended:

1. Turn on the gas and electricity supply and attempt

ignitiononallburners,bothseparatelyandin

combination. (For correct procedure refer to page 8

Lighting Burners). Note that additional time needs to

be allowed for the initial lighting as air has to be purged

from the pipes.

2. Observe the ﬂame appearance on each burner

(Figure 11). If it is much larger or much smaller than

expected,theinjectorsizeandsupplypressurerequire

checking.Whereaameisunsatisfactory,referto

the Troubleshooting Guide (page 11) to correct the

fault. If the Troubleshooting Guide does not solve the

problem,calltheServiceCentre.

3. Whenalltheforegoingissatisfactory,checkthe

turndown(minimumorlow)settingoneachburner,

as this may need adjustment. Valves have a bypass

controllingscrew,whichmaybeaccessedby

removing the knob. This screw will be located on a

particularareaofthevalve(referFigure12).Normally,

this will have been correctly set at the factory for use

on Natural Gas (NG) and should not

require adjustment.

IMPORTANT!

 IftheappliancehasbeenconvertedtoLPG,thenthe

bypass screw will HAVE tobescrewedinuntilasmall,

stable ﬂame results.

Please ensure the supply pressure has been

checked PRIOR to any adjustment.

4. If the appliance cannot be adjusted to perform safely

informthecustomeroftheproblemandafxan

appropriate warning notice to the appliance. If the fault

appears to be dangerous the appliance should be

disconnected.Ifaminorfaultexists,thecustomermay

wish to use the appliance while awaiting service.

 Ifafaultcannotbexed,pleasecallthe

Service Centre.

5. Thecustomershouldbeadvisedthat,intheevent

ofafault,thelocalserviceorganisationorthe

retailer from whom the appliance was purchased

should be contacted.

6. Whensatisedthattheunitisoperatingcorrectly,

turn off and instruct the customer on correct

operation as outlined in this booklet. Ask the

customer to operate the controls to ensure that

the correct procedure is understood.

TESTING APPLIANCE OPERATION

Flame size adjusted to maximum

Flame size adjusted to minimum

Bypass screw

Figure 11

Figure 12

CAUTION!

Servicing must only be carried out by an authorised

service person.

Injector sizes required for various gas types are shown

in Table 3 (page 24). The appliance test point pressure

for each gas type is also shown.

Formodelidenticationafterinstallation,anadditional

data plate sticker has been provided. This sticker is to

be stuck onto adjacent cabinetry.

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User Manual - Page 27