99
Installation Checklist
Connecting the Space Heating Piping
Yes
No
Has the system been filled (less than 30 psi) and purged of air?
Does the piping incorporate means for air removal (scoop, separator, etc.)?
Is there an expansion tank installed and set to the proper system pressure?
If propylene glycol has been used, is it the proper type and is the concentration appropriate?
If an external low water cut off (LWCO) is installed, is it wired to the boiler?
Connecting a Pressure Relief Valve
Yes
No
Have you installed an approved pressure relief valve on the boiler?
Does the rating of the pressure relief valve match or exceed the maximum BTU rating of the
boiler?
Is the pressure relief valve
3
/
4
in on the space heating outlet?
Have you installed the pressure relief valve on the top of the boiler?
Have you installed a discharge drain tube from the pressure relief valve to within 6-12 in
(150-300 mm) of the floor?
Connecting the Condensate Drain
Yes
No
Have you installed a condensate drain line from the boiler to a drain or laundry tub?
Venting the boiler
Yes
No
Have you vented the boiler with 2 in or 3 in PVC, CPVC, polypropylene, stainless steel, Type BH
Special Gas Vent (ULC-S636) for Category IV boilers (Canada), or in accordance with all local
codes and the guidelines in this manual?
Have you ensured that ABS or PVC cellular core pipe has not been used as venting for the
boiler?
Is the vent sloped upward toward the vent termination at a rate of
1
/
4
in per foot (2% grade)?
Are all vent runs properly supported?
Is the vent termination properly supported?
Are the air intake and exhaust connections on the flue and vent lines correctly sealed?
Have you installed vent screen caps on the exhaust and intake pipes?
Have you checked the venting for leaks?
Summary of Contents for NCB-190/060H
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