10
A
ir
C
OnDitiOninG
/ h
EAt
p
Ump
b
OiLEr
& w
AtEr
h
EAtErs
& h
iGh
E
ffiCiEnCy
m
ODULAtinG
h
Ot
w
AtEr
s
ystEms
f
UrnACEs
: 80%
f
UrnACEs
: 90%
Suction Line:
• Temperature
Verify proper:
• Static Duct Pressures
• Temperature Differential
• Static Pressure Drop Across Coils
b
OiLEr
Verify proper combustion:
• O2
• CO Air Free
• Stack Temp
• Stack Draft
• SSE
w
AtEr
h
EAtEr
Draft
Verify proper combustion:
• O2
• CO
• Stack Temp
• Efficiency
hE b
OiLEr
i
nstAnt
w
AtEr
h
EAtErs
Draft
Verify proper
combustion:
• O2
• CO
• Stack Temp
• Efficiency
Hi / Low fire Gas
Pressure
Send and Return
Water temp
80% f
UrnACE
Verify proper combustion:
• O2
• CO
• Stack Temp
• Vent Pressure
• Efficiency
Verify/Set Up
• Gas Pressure
Test
• Limit Switch
• Pressure Switch
Verify proper operation:
• Static Duct Pressure
• Temperature Rise
• AC side Static Pressure
Drop across coils
90%+ f
UrnACE
Verify proper combustion:
• O2
• CO
• Stack Temp
• Vent Pressure
• Efficiency
Verify/Set Up
• Gas Pressure
Test
• Limit Switch
• Pressure Switch
Verify proper operation:
• Static Duct Pressure
• Temperature Rise
• AC side Static Pressure
Drop across coils
W
HERE
T
O
T
EST
to condensing unit
