Stovax Aspen - Manual (Page 28)

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5.1 Remove the thermocouple from the back of the control
valve. See diagram 8 arrow B.
5.2 Undo the mag unit retaining nut. See diagram 8, arrow C
5.3 After removing the retaining nut, the mag unit can be
tapped out and a replacement fitted.
5.4 Replace the mag unit retaining nut and tighten.
Note - this is a gas tight seal.
5.5 Replace thermocouple and check for gas leaks.
5.6 After reassembly, carry out the flame failure functional
check, detailed in the flow chart following, particularly the
mag unit drop out time.
6.1 Remove the fire. See section 1.
6.2 With the fire removed, where appropriate undo the injector
compression nut.
6.3 Rotate the injector until it is fully removed.
6.4 Replace with the correct replacement injector. When
ordering always state the model, gas type and serial
number.
6.5 After re-assembly, check for gas leaks.
5. MAGNETIC UNIT
7.1 Locate the aeration plate on the underside of the airbox
and remove the Nyloc nut, see diagram 9.
7.2 When replacing the aeration plate, ensure that the hole in
the aeration plate is correctly aligned to one of the holes in
the underside of the airbox, replace the Nyloc nut.
NOTE: ENSURE THE CORRECT SIZE AERATION HOLE IS
ALIGNED WITH ONE OF THE HOLES IN THE AERATION
BOX - SEE TECHNICAL SPECIFICATION. LPG APPLIANCES
DO NOT REQUIRE A PRIMARY AERATION PLATE
SERVICING INSTRUCTIONS
REPLACING PARTS
8
B
C
6. MAIN INJECTOR
7. PRIMARY AERATION PLATE
9
AR0564