Specifications

– 6 –
FLUE CONNECTION
DO NOT obstruct the flow of flue gases from the flue located on the rear of the gas steam boiler.
It is recommended that the flue gases be ventilated to the outside of the building through a ventilation
system installed by qualified personnel.
A minimum clearance of 18"
(45.7 cm) must be maintained from the termination of the flue to the filters
of the hood venting system.
Information on the construction and installation of ventilating hoods may be obtained from the standard
for
Vapor Removal from Cooking Equipment , NFPA No. 96 (latest edition), available from National Fire
Protection Association, Batterymarch Park, Quincy, MA 02269.
ELECTRICAL CONNECTION
WARNING: ELECTRICAL AND GROUNDING CONNECTIONS MUST COMPLY WITH THE
APPLICABLE PORTIONS OF THE NATIONAL ELECTRICAL CODE AND/OR OTHER LOCAL
ELECTRICAL CODES.
WARNING: DISCONNECT ELECTRICAL POWER SUPPLY AND PLACE A TAG AT THE
DISCONNECT SWITCH TO INDICATE YOU ARE WORKING ON THE CIRCUIT.
Connect the electrical supply circuit to the terminal block located in the boiler control box. A
7
/8"
diameter hole for
1
/2" trade size conduit is provided on the side of the control box. Use copper wire
suitable for at least 75° C. A grounding wire must be connected to the ground lug. If a cord and plug
is to be used, provide suitable durable cord, molded plug, and a proper strain relief.
The wiring diagram is located on the door of the boiler.
Do not connect the boiler to electrical supply until after gas connections have been made.
PLUMBING CONNECTIONS
WARNING: PLUMBING CONNECTIONS MUST COMPLY WITH APPLICABLE SANITARY, SAFETY,
AND PLUMBING CODES.
Water Supply Connections
Two cold water supplies are recommended. Treated water may be required to fill the boiler; untreated
water may be used for the cold water condenser on the boiler blowdown line.
• Connect cold water supply to the
1
⁄2" NPT (1.27 cm) fill water connection. Water treatment may be
needed — refer to Water Quality, page 7. Water pressure of 20 – 80 psig is required.
• Connect cold water supply to the
1
⁄8" NPT (0.3175 cm) cold water condenser connection (treatment
is not needed). Water pressure of 20 – 80 psig is required.
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