Filter
Top Products
19
Swing Door
Opening the Door
1. Turn off power to boiler.
2. Allow boiler to cool down.
3. Unplug the burner power cable at factory-supplied burner Molex plug electrical disconnect.
4. Lift the front jacket panel up and off the boiler.
5. Remove the four nuts from swing door studs.
6. Swing open burner door to the left while gently lifting to prevent rubbing of door studs.
Closing the Door
1. Swing burner door to right while lifting at the burner to prevent the door from rubbing on the lower (2)
8mm studs until the insulation is slightly compressed and the studs are exposed.
2. Install the nuts onto the upper studs.
3. Attach nuts to the lower studs and hand tightening only.
4. Tighten the upper nuts first followed by the lower nuts until a complete seal is made.
Door Hinge Reversal
WARNING:
IN ORDER TO MOVE THE DOOR HINGES SAFELY TO THE RIGHT SIDE YOU MUST MOVE
THE TEMPERATURE CONTROL TO THE LEFT SIDE CABINET PANEL. THIS IS TO INSURE
POWER IS SAFELY REMOVED FROM THE BURNER WHEN OPENING THE BURNER SWING
DOOR. FAILURE TO DO SO MAY RESULT IN PROPERTY DAMAGE OR SERIOUS INJURY.
1. The knock out on the upper left side panel of the cabinet must be removed and a snap plug will have to
be installed to close up the hole for normal aquastat position on the right side jacket panel.
2. Install the box connector into the left side jacket panel.
3. The plastic anti short bushings in the upper brackets must be removed from the holes in the right side
and placed in the holes on the left side of the upper brackets.
4. The ¾” aquastat immersion well must be moved to the upper left rear ¾” tapping and the relief valve
must be installed in the upper right rear ¾” boiler tapping.
5. The 48” sensor wires must be run through the upper left side brackets and through the ½” electrical
fitting in the left side panel.
6. Install the temperature control on the boiler left side jacket panel.
7. Remove the hinges from the left side of the boiler.
8. Remove the 8mm stud from the left lower position and install in the right lower position.
9. Reinstall the hinge brackets using the 8mm bolt for upper hinge and nut and washer on lower hinge.
10.
Riello Burner - Remove the burner Molex wiring harness from the right side of the burner and
install on the left side of the burner.
Beckett Burner – Remove the Molex wiring harness from it’s existing position in the burner
junction box and place it in the knock out marked number 2.
Operation
Sequence of Operation
Honeywell L7248 Aquastat Control.
1. If the room temperature or indirect water heater falls below the thermostat setting and calls for heat
starting the burner and circulating pump. The burner and pump will continue to operate until the room
heating or domestic water requirements are met. In the event the boiler water temperature reaches the
High Limit setting the burner will shut off with the circulator continuing to operate. If the thermostat
continues to call for heat and the boiler temperature falls below the High Limit setting the burner will
restart.