Continued

Item

How Often

How To

 

Spark plug

Clean and regap every 600

See Spark Plug, pages 12 and 13.

 

 

hours operation or replace

 

 

 

as needed.

 

 

Fan blades

Clean every season or as needed. See Fan, page 19.

 

Motor

Not required/permanently lubricated.

TROUBLE-

 

 

 

! WARNING

 

 

 

 

 

SHOOTING

 

 

 

 

 

 

 

 

 

 

Never service heater while it is plugged in, operating, or hot.

 

 

 

 

 

 

 

 

 

 

 

 

Severe burns and electrical shock can occur.

 

 

 

 

 

 

 

 

 

 

 

OBSERVED FAULT

POSSIBLE CAUSE

REMEDY

 

Heater ignites, but

Wrong pump pressure

See Pump Pressure

 

flame-out control

 

Adjustment, page 14.

 

shuts off heater after

Dirty air output, air intake,

See Air Output, Air Intake

 

a short period of

 

and lint filters

and Lint Filters, page 14.

 

time.

 

Dirty fuel filter

See Fuel Filter, pages 10

 

 

 

 

 

 

 

 

 

and 11.

 

 

 

 

Dirt in nozzle

See Nozzle, pages 15 thru 17.

 

 

 

 

Dirty photocell lens

Clean photocell lens.

 

 

 

 

Bad flame-out control

Replace flame-out control.

 

 

 

 

 

 

 

 

 

 

 

Heater will not

Wrong pump pressure

See Pump Pressure

 

 

ignite, but motor runs

 

Adjustment, page 14.

 

 

for a short period of

Carbon deposits on spark

See Spark Plug, pages 12

 

 

time.

 

 

plug and/or improper gap

and 13.

 

 

 

 

 

 

 

 

Dirty fuel filter

See Fuel Filter, pages 10

 

 

 

 

 

and 11.

 

 

 

 

Dirt in nozzle

See Nozzle, pages 15 thru 17.

 

 

 

 

Water in fuel tank

Drain and flush fuel tank

 

 

 

 

 

with clean kerosene. See

 

 

 

 

 

Storage, page 8.

 

 

 

 

! WARNING: High voltage!

 

 

 

 

Electronic ignitor not

Make sure electronic

 

 

 

 

grounded (earthed)

ignitor mounting is tight.

 

 

 

 

Bad electronic ignitor

Replace electronic

 

 

 

 

 

ignitor.

 

 

 

 

 

 

 

 

Motor does not start

Flame-out control not reset

Reset flame-out control

 

 

when heater is

 

button, see Figures 6 thru

 

 

plugged in, fan

 

8, pages 7 and 8.

 

 

rotates slowly or

Binding pump rotor

If fan is hard to turn, see

 

 

does not turn.

 

 

 

Pump Rotor, page 18.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

9

 

099800

Page 9
Image 9
Desa PH70EDI, PH30EDI, PH150EDI, PH100EDI owner manual Trouble Shooting, How Often How To

PH100EDI, PH150EDI, PH70EDI, PH30EDI specifications

Desa PH30EDI, PH150EDI, PH100EDI, and PH70EDI are advanced heating solutions designed for diverse residential and commercial applications. These electric infrared heaters offer efficient warmth with a range of features that cater to the varying needs of users.

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