Sealey IR20 - Manual (Page 4)

6. MAINTENANCE
WARNING! MAINteNANce Must oNly Be uNDeRtAkeN By A quAlIfIeD PeRsoN. We stRoNGly RecoMMeND tHAt
All seRVIcING Is DoNe By youR locAl seRVIce AGeNt.

WARNING! Unplug unit from mains power supply before opening or servicing
heater. see section 1 regarding electrical safety and maintenance.
Use only genuine Sealey replacement parts. The use of alternate or third party
components can cause unsafe operating conditions and will void the warranty.
Recommended maintenance schedule:
6.1. FUEL TANK
flush every 200hours of operation or as needed. DO NOT use water to flush the
tank. use fresh paraffin or kerosene only.
6.2. FILTERS
the fuel filter and oil filter should be cleaned at least twice per heating season by
rinsing it in clean paraffin or kerosene. contaminated fuel could make this necessary
more frequently. (see fig.3).
6.3. FAN BLADES
 WARNING! Never service heater whilst hot or connected to an electrical source.
the fan blades should be cleaned at least once per heating season, depending on
conditions. remove all accumulated dust and dirt with a damp cloth, taking care not
to bend any of the fan blades. Be sure fan blades are dry before re-starting the
heater. (fig.4).
6.4. NOZZLES
nozzles should be cleaned or replaced at least once per heating season.
contaminated fuel could make this necessary more frequently.
to clean nozzle, blow compressed air through nozzle front. It may be necessary to
soak nozzle in clean paraffin or kerosene to help loosen any particles (fig.5).
6.5. SPARK PLUG (Fig.6)
clean and re-gap every 600hrs of operation, or replace as needed.
After removing the spark Plug, clean the terminals with a wire brush. re-gap the
terminals to 0.140" (3.5mm).
6.6. PHOTOCELL
the Photocell should be cleaned at least once per heating season or more
depending on conditions. use a cotton swab dipped in water or alcohol to clean the
lens of the Photocell. note the Photocell position as fig.7.
Fig.5
Fig.7
6.7. LONG TERM STORAGE
6.7.1. unscrew the fuel cap.
6.7.2. use a suitable pump for the fuel being used to
syphon out the contents of the fuel tank.
6.7.3. Using a small amount of kerosene or paraffin,
rinse and swirl around the inside of the fuel tank.
empty tank fully.
never store old fuel in the tank over summer.
using old fuel can damage your heater.
store heater in a safe, dry well ventilated area
away from children.
Be sure that the storage area is free of dust and
corrosive vapours. re-pack the heater in the
original shipping material.
Keep the manual in an easily accessible place.
Fig.6
Fig.8
Fig.4
Fig.3
Original Language Version Ir20.V2 Issue: 5 - 19/04/12