Bard 2100-066 Rev. A - Manual (Page 10)

Maintenance Checksheet
Dealer___ _________________________________________
Customer
Date Person
Address
Address
Time In Time Out
Equipment Make & Models
Notes ________
Pre-Service Check
n Customer satisfied with system performance
□ Customer dissatisfied with system performance.
Thermostat Checks
□ Record thermostat settings: Temp.;_____________
Mode: HEAT OFF COOL FAN ON AUTO
□ Check terminal connections for tightness
n Clean bimetal. Inspect mercury switch
n Check thermostat for level
□ Check control circuit amperage;________________
D If customer dissatisfied with temperature control in heating season, adjust
anticipator to match control circuit amp draw
□ Initiate appropriate seasonal demand from thermostat
Blower Compartment Checks
n Check supply voltage at junction box; _
□ Check blower motor amperage;______
_________ time
nameplate rating
□ Turn power at unit main disconnect to OFF
n Check alt wiring for loose connections and bad insulation
D Clean or change filter
Direct Drive Blower
n Check blower bearings
□ Lubricate blower bearings
□ Clean blower and compartment
□ Check blower wheel for free and balanced rotation
D Check all blower housing mounts and setscrews for tightness
□ Unused motor leads taped and out of way
Beit Drive Blower
n Remove biower belt and check for wear
□ Check motor bearings for wear
□ Lubricate motor bearings
□ Check blower wheel bearings for wear
n Lubricate biower wheel bearings
n Clean blower and compartment
D Check blower wheel for free and balanced rotation
□ Check pulley alignment
□ Check motor and blower pulley setscrews for tightness
D Put belt back on blower and motor pulley and check belt tension
□ Check all biower housing and motor mounts for tightness______
Heating Section Checks
Electric
□ Check electrical wiring — connections and insulation
□ Check amperage draw of each element
□ Check total amperage draw of elements___________
□ Check temperature rise________________________
amps
F
n Return outdoor thermostats to original settings if present
Gas
□ Check ail electrical wiring for loose connections and damaged insulation
D Check burners for lint, dust and scale
□ Check for cracks in heat exchanger
G Check furnace vent for size and deterioration
□ Check for quiet, even burner ignition
□ Check supply line gas pressure NAT________ in. w.c, LP____________in. w.c.
D Check manifold gas pressure NAT________ in. w.c. LP____________ in. w.c.
Electronic Ignition Control
□ Check electronic ignition control sequence of operation
D Check safety lockout____________________ min.
n Check pressure switch_____________________
dcmv closed circuit _
_______________ min.
Standing Pilot
□ Check pilot flame
□ Check thermocouple open circuit____
□ Check pilot valve safety drop>aut time _
□ Check automatic vent damper system
□ Check iimit safety
□ Check temperature rise_________________ “F
□ Gas manifold hand valve is open before leaving
Oil
□ Check electrical wiring — connections and insulation
n Inspect combustion chamber
D inspect for soot in heat exchanger
□ Change fuel oil tank for sludge/watar
□ Change oil line filter
□ Check oil lines
D Service oil burner
□ Conduct combustion efficiency test:
__________ in.w,c, smoke_______________ % C02.
□ Check iimit safety
□ Check temperature rise
D Check primary control
□ Check furnace vent for rust
dcmv
°F net
Cooling
□ Check electrical wiring — connections and insulation (indoor)
G Check/clean evaporator coil
D Check/clean condensation drain
□ Check static pressure drop ___________ in. w.c. _________
□ Check wiring — connections and insulation (outdoor)
□ Check/clean condenser coil
□ Lubricate condenser fan motor
D Check line set and connections for evidence of leaks
□ Check and record supply voltage
□ Check refrigerant charge
□ Check amperage draw on condenser fan motor
□ Check amperage draw on compressor
Humidifier
□ Check electrical wiring — connections and insulation
□ Check transformer voltage_____________________
□ Check damper position
_cfm (dry coil)
Spray Type
□ Check solenoid valve
□ Check nozzle spray pattern
Drum Type
□ Check for free rotation and scale
□ Check wafer level adjustment
□ Check overflow/drain line
Electronic Air Cleaner
□ Check electrical wiring — connections and insulation
G Check sail switch or electrical biower interlock
□ Cheekiest button operation
□ Check supply voltage_________________________
□ Check voltage to collecting ptates
□ Check voltage to ionization wires_
GTURN power OFF
D Wash cells
□ Wash prefilter screens
_ vac (120 vac)
vdc (3500 vdc)
^ vdc (8000 vdc)
Post-Service Checks
G Return thermostat to original settings recorded at beginning of service call
G Leave copy of completed checksheef wHh customer
□ Power ON before leaving
FI 385-895