Fig. 37
Fig. 38
page 42
14.0 Servicing the Boiler
14.1 Annual Servicing
1. For reasons of safety and economy, it is recommended that the boiler is serviced annually. Servicing must be performed by a competent person in
accordance with B.S. 7967-4.
2. After servicing, complete the relevant Service Interval Record section of the Benchmark Commissioning Checklist at the rear of this publication.
IMPORTANT
: During routine servicing, and after any maintenance or change of part of the combustion circuit, the following must be checked:-
Summary of Contents for Main Heat 12
Page 8: ...Fig 3 Fig 4 Fig 5 Fig 6...
Page 38: ...Example 1 Example 2 Example 3...
Page 40: ...Fig E Fig F...
Page 51: ...Fig 31 Fig 32 Fig 33...
Page 55: ...Fig 35 Fig 36 page 39 12 2 Checking the Combustion 1 Follow the flow chart opposite...
Page 56: ......
Page 63: ...Fig 45 Fig 46...
Page 66: ......
Page 69: ...Fig 55 Fig 56 Fig 57 Fig 58...
Page 72: ...page 52...
Page 74: ...page 54...
Page 75: ...DRY FIRE...
Page 76: ...page 55 IGNITION LOCKOUT...
Page 77: ...page 56 OVERHEAT LOCKOUT...
Page 78: ...page 57 FAN LOCKOUT NOTE The fan is supplied with 325 Vdc...
Page 80: ...warranty This does not affect the customer s statutory rights page 62...
Page 82: ...page 63...
