ENERGY KINETICS Resolute 90+ Manual

Flame Sense Ignitor Electrode
Tip should be set
Rod Tip should
extend in front of back 1/16" from
the inside surface
diffuser by 1-
of diffuser.
1/4".
Diffuser Plate
Note: All burners
require "Amulet"
retention head
protector.
Please refer to installation manual and burner manual for complete details and for burners other than EZ-Gas.
Step 1 Initial Test (Draft Loss & CO
Air box cover must be in place before testing
1
1. Remove 1/8" brass plug from the "over fire" test port (2) next to the
burner and the flue box (1) next to the puff switch. Check draft through
the "over fire" test port (2) and at the flue box (1). Use a 12" long
2
piece of ¼" O.D. steel or copper tubing and insert it approximately 8"
into the boiler. Connect this tube to your test probe using a piece of
hose.
Clean boiler flue passage if the draft difference between the flue box (1)
and "over fire" test port (2) is greater than 0.04" w.c.
2. Check CO
through the over fire test port (2). Insert the 12" long
2
steel or copper tube approximately 8" in through the test port.
3. Natural: CO : 8.6%-9.2%, O
2
LPG: CO : 9.7%-10.7%, O
2
Step 2 Open Front Cover
Turn off power to system and close main manual gas valve when servicing.
1. Loosen, but DO NOT REMOVE (2) lower nylock nuts on hinge bolts.
2. Remove (4) upper nuts and support cover while opening.
DO NOT remove or touch combustion chamber for inspection or when
Step 3 Inspect Flue Passage
If passage is clean, no scale, then proceed to step 5. Clean ONLY if dirty.
Step 4 Clean Boiler
Do Not Touch, Vacuum or Remove Chamber! Note: If there is evidence of
condensing in last pass:
1. Check for cold returns.
2. Open by-pass valve fully.
3. Verify Digital Manager Option Switch 1 to "ON".
4. If condensing persists, increase firing rate.
Step 5 Remove Drawer Assembly
(Refer to burner manual for detailed instructions on removal and for burners
other than EZ-Gas)
1. Close the front cover and finger tighten a nut on the top center stud to hold the
cover closed while working on the burner. Do not tighten the rest of the nuts at this
time because you will need to open the cover up again to check the drawer
assembly to the diffuser plate
2. Check porcelain condition.
3. Check and clean flame sense rod.
Step 6 Check Burner
(Refer to burner manual for complete details and for burners other than EZ-Gas)
1. Check Fan/Air Inlet for dirt or lint.
2. Install drawer assembly carefully lining up the ignitor electrode and flame sense rod. Open
the front cover and check, neither should be any closer to the diffuser plate than 1/16".
Adjust if necessary.
3. Check amulet for cracking or other physical damage. Replace if necessary.
(See amulet replacement section in installation manual).
4. Check burner diffuser plate. Some warping of plate is normal.
Annual Tune Up and
Inspection 90+ Resolute
Gas Boiler
)
2
: 5.5%-4.5%
2
: 6.0%-4.5%
2
cleaning boiler!
™
1 3/8"
Drawer Assembly
1 3/4"