User guide

BOULTER BUDERUS CAMRAY 5
PAGE 55
Due to a policy of continual development Boulter Buderus reserves the right to alter or amend the design of its
products without prior notice.
Indicates changes from previous issue
BOULTER BUDERUS CAMRAY 5
PAGE 56
if necessary.
Motor seized Check by hand and replace if necessary.
Breakdown of
insulation of motor
windings
Replace motor.
10. Burner runs normally but
will not reach desired
temperature
Oil throughput
insufficient
Check nozzle size and pressure against rating
Boiler has become
undersized due to
heating system
expansion
Check with heating installer.
Low efficiency and CO
2
Check combustion readings, reset air.
Low efficiency due to
high flue gas
temperature
Clean heat exchanger surfaces
Faulty boilerstat.
Partially blocked filter
Replace, check and clean.
11. Poor combustion
readings
Low CO
2
Check: CO
2
, oil pressure, nozzle size (see
Technical Data
High CO
2
Check: CO
2
, oil pressure, nozzle size (see
Technical Data
High smoke
Check: CO
2
, oil pressure, nozzle size (see
Technical Data
Check all Baffles are in place and correctly located.
High flue gas
temperature
Check: air shutter, nozzle size (see Technical Data),
clean heat exchanger surfaces.
12. Oil odour Leaking joints Break all leaking joints and re-make
13. High operating
temperature
Control stat failed and
operating on limit stat
Replace control stat and reset Limit Thermostat
14. Fumes in Boiler Room Inadequate draught due
to unsatisfactory chimney
or blockage of boiler flue
ways or flue pipe
Take necessary corrective action
15. Unstable flame, some
puffing, ignition cuts in
intermittently
Air damper on burner
improperly adjusted or
faulty nozzle or
unsatisfactory draught
conditions or fault in oil
supply
Set up burner as for commissioning using oil
pressure gauge, smoke pump, CO
2
indicator and
draught gauge, adjust settings as necessary,
replace nozzle if necessary.
See Commissioning Check List and Servicing
Notes.
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