GS INSPECTION CHECK LIST
HUMIDIFIER MOUNTING
Verify proper clearances around the unit
Humidifier mounted level
Humidifier properly secured to stand and stand bolted to floor
All service doors accessible
Roof curb sized correctly (Outdoor Model Only)
GAS PIPING
Correct gas line size installed
Certified manual shut off valve and union installed
Sediment trap installed
Gas piping leak tested
Air purged from lines
Proper gas supply pressure
Regulator dedicated for each gas unit
EXHAUST GAS VENTING
Comply with local regulations
Proper venting materials used (B or BH) – refer to gas codes
Maximum vent length of 100 feet (70 feet for direct vent models)
Proper pipe diameter used
Condensate tee installed
STEAM LINES
Slope up 2” per 12”
Sloped back to drain
Slope down ½” per 12”
Trapped 2” more than static duct pressure
Traps | Size _______ |
Insulated
Length/Size ____________
90 deg. Elbows qty: ____
45 deg. Elbows qty: ____ | |
Can condensate be trapped anywhere in the steam line? yes no |
CONDENSATE LINES
Sloped back to drain
Trap is greater than 2” duct static pressure
Size of trap_______
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