Unit Maintenance
Operating Hours
The Operating Hours menu gives a summary of the hours of
operation for each of the supply fans, return/exhaust fans,
compressors, heating and economizer operation.
Table 48: Operating Hours Menu
Item Display Name Default Setting Range Password Level
Supply Fan= — 0–50000H 6
Ret/Exh Fan= — 0–50000H 6
Mech Cool= — 0–50000H 6
Comp # 1= — 0–50000H 6
Comp # 2= — 0–50000H 6
Comp # 3= — 0–50000H 6
Comp # 4= — 0–50000H 6
Comp # 5= — 0–50000H 6
Comp # 6= — 0–50000H 6
Comp # 7= — 0–50000H 6
Comp # 8= — 0–50000H 6
Heating= — 0–50000H 6
Economizer= — 0–50000H 6
Tnt Override= — 0–50000H 6
Dehumid= — 0–50000H 6
ER Wheel= — 0–50000H 6
Exh Out 1= — 0–50000h 4
Exh Out 2= — 0–50000h 4
Reheat= — 0–50000h 4
Supply Fan is a status item which gives the number of hours
the supply fan has operated.
Return/Exhaust Fan is a status item which gives the number
of hours the return/exhaust fans have operated.
Mech Cool is a status item which gives the number of hours
that mechanical cooling has operated.
Comp #1 is a status item which gives the number of hours that
compressor #1 has operated.
Comp #2 is a status item which gives the number of hours that
compressor #2 has operated.
Comp #3 is a status item which gives the number of hours that
compressor #3 has operated.
Comp #4 is a status item which gives the number of hours that
compressor #4 has operated.
Comp #5 is a status item which gives the number of hours that
compressor #5 has operated.
Comp #6 is a status item which gives the number of hours that
compressor #6 has operated.
Comp #7 is a status item which gives the number of hours that
compressor #7 has operated.
Comp #8 is a status item which gives the number of hours that
compressor #8 has operated.
Heating is a status item which gives the number of hours that
the heating mode has operated.
Economizer is a status item which gives the number of hours
that the economizer has operated.
Tnt Override is a status item which gives the number of hours
that the unit has operated in the Tenant Override mode of
operation.
Dehumid is a status item which gives the number of hours that
the dehumidication has operated.
ER Wheel is a status item which gives the number of hours
that the energy recovery wheel has operated.
Exh Out 1 is a status item which gives the number of hours the
rst stage exhaust fan has operated.
Exh Out 2 is a status item which gives the number of hours the
second stage exhaust fan has operated.
Reheat is a status item which gives the number of hours the
Reheat has operated
Menu desCrIpTIons
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