Installation guide

UNIT SIZE
PY2P
024
030
036
042
048
060
Table 15_PY2P Wet Coil Pressure Drop
AIRFLOW
(CFM}
700
300
900
900
1000
1100
1100
1200
1300
1300
1400
1500
1500
1600
1700
1900
2000
2100
PRESSURE DROP
(iN. wG)
9.0535
9.037
9.123
9.0337
9.033
9.150
0.034
0.100
0.177
0.099
0.177
0.204
0.199
0.137
0.156
0.105
0.120
0.132
(06Cl 80HZ C_AR,31_ G CHAR T ;JT_:,-_=
ooi IIIIII
g_" 5"80 I I I I I 1
-- I I I I I I ¢'_ 24
._ _.° IIIIII
:i IIIIII
481 _[0 II I IIII I I I I'1
' II I II I
I I I I I I
2/I 80
2Ci 80
80 /C 8S 80
jr_ ._F)
I I I I I I I
-1 t. 10 _6 2_ 2t" 35
S_C-ION L NE ]]EMFERA-URE (_8_
Fig, 38_Cooling Charging Chart, PY2P060 Units
z_ CAUTION: When servicing gas train, do not hit or plug orifice spuds,
C00054
REMOVAL OF GAS TRAIN
To remove the gas _Mn for servicing:
1, Shut off man gas valve,
2, Shut offpower to ttult and install lockout tag,
3, Remove unit access panel (See Fig. 32).
4, Di_onneet gas piping at unit gas valve,
5, Remove _6_s connected to gas valve. Mark each wire.
6, Remove ignitor and sensor wires at the ignitor module.
7, Remove the mounting semw that attaches the burner rack to the unlt base (See Fig. 31).
8, Slide the burner reek out of the unit (S_ Fig, 31 and 34).
9, To reinstall, reverse the procedure outlined above.
--32_