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TW2000 WOOD-FIRED BOILER – INSTRUCTION MANUAL
TW2000 10/6/05
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2.10 Installers Final Checklist
PIPING INSPECTION
1. Boiler plumbed properly?
2. Is a 12” x 36” expansion tank or equivalent installed?
3. Normally open by-pass zone valve installed?
4. Does the normally open zone valve by-pass to the main living area loop?
5. Is the normally open zone valve on the most direct piping loop (fewest
elbows)?
BOILER INSPECTION
1. Are clearances maintained?
2. Are all firebricks in place in the boiler?
3. Is the relief valve piped back into the combustion chamber?
4. Is the system full of water and air eliminated?
5. Are zone valves and piping located to prevented drips on controls?
WIRING INSPECTION
1. Is main disconnecting switch within view?
2. Wiring cables protected from heat and not touching hot surfaces?
3. Check normally open zone valve (should heat gravity zone when valve
open).
4. Check settings on all aquastats.
FLUE AND SMOKE PIPE INSPECTION
1. Flue inner size equivalent to 7” round or larger?
2. Separate entry to flue for both solid-fuel and oil or gas smoke pipes?
3. Smoke pipe 24 gauge or better?
4. Smoke pipe secured by screws?
5. Draft regulator (if used) set at .05” w.c. maximum?
6. Clearances of smoke pipe 18” or better from combustible material?
Metal protection is recommended.