No alterations should be made to the boiler without written permission from Keston Boilers
Ltd. Any unauthorised modification will invalidate the warranty and may affect the safe and
efficient operation of the boiler.
2.4
PHYSICAL DATA - Q37 & Q37P
Cabinet Height
mm
780
Cabinet Width
mm
500
Cabinet Depth
mm
304
Top Clearance
mm
150
Side Clearance
mm
5
Base Clearance
mm
100
Front Clearance (for servicing)
mm
300
Weight - Full
kg / (lbs)
46/(101)
Weight - Empty
kg / (lbs)
41/(90)
Flow and Return Connection
28mm pipe
Gas Connection
22mm pipe
Condensate Connection overflow
22mm plastic
IP Rating
IP20 (IPX0)
Flue and Air Intake Material 50mm muPVC (BS5255 and/or BSEN1566-1 and BSEN1329)
Flue Pipe Size (nominal bore)
mm / (in)
50 / (2)
Air Intake Pipe Size (nominal bore)
mm / (in)
50 / (2)
Max. Air Intake Length
m
39
Max. Flue Outlet Length
m
20*
Max. Total Flue Outlet and Air Intake Length
m
40
* Flue lengths between 16 and 20m will create a 1% reduction in output.
Flue and Air Intake Material
75mm Keston Composite
Flue Pipe Size (nominal bore)
mm / (in)
75 / (3)
Air Intake Pipe Size (nominal bore)
mm / (in)
75 / (3)
Max. Air Intake Length
m
117
Max. Flue Outlet Length
m
60**
Max. Total Flue Outlet and Air Intake Length
m
120
** Flue lengths between 48 and 60m will create a 1% reduction in output
2.5
OPTIONAL ACCESSORIES
A range of accessories are available from Keston Boilers Ltd to compliment an installation.
Terminal wall sealing collars are available to make good the external all face whilst working from
the inside of the building using 50mm muPVC (BS5255 and/or BSEN1566-1 and BSEN1329)
pipe.
Stand-off frame is available to leave a 50mm gap behind the boiler to allow routing of pipes
behind the boiler.
Description
Part Number
Flue Terminal Wall Sealing Collar (50mm)
C.08.0.00.07.0
Air Terminal Wall Sealing Collar (50mm)
C.08.0.00.07.0
50/75mm Flue Adapter
C.17.2.00.60.0
Flue Outlet Terminal (75mm)
C.17.2.26.00.0
Air Inlet Terminal (75mm)
C.17.2.26.00.0
Keston Chronotherm Room Controller
C.17.4.21.00.0
WD500 Chapter 2 : General Instruction
The Keston Q37 & Q37P Boilers
Installation & Servicing Instructions
Page : 7
