Thermo E 200 / 320 8 Repair
801
8 Burner, components and heater
removal and installation
8.1 General
The general safety regulations (see 1.5.2) must be
observed.
CAUTION
Prior to disassembling components the heater must
be disconnected from the vehicle electrical system.
ATTENTION
Sealing elements between disassembled compo-
nents must be principally scrapped and replaced.
This does not apply to the temperature sensor gasket
ring, as it is permanently attached.
Screws with coated threads (screw locking) must be
scrapped and replaced.
NOTE
If components are disassembled to a degree not
covered in this workshop manual, any warranty claim
shall be voided.
Only genuine Spheros spare parts should be used.
Removing the burner provides access to the following
components:
• Atomizer nozzle
• Fuel pump and solenoid valve
• Electronic ignition unit and ignition electrodes
• Disc with inspection glass for flame detector
• Nozzle block preheater (option)
• Flame detector (integrated into control unit)
• Combustion chamber
• Coupling
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