Hunter Fan PH20 30A Thermostat User Manual5184

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ꢀꢁꢂꢃꢄꢅꢁꢆꢇ  
Propane Heater  
20,000 BTU/HR Model PH20-30A  
With Automatic Gas Ignition Control  
Installation Operation Service  
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ꢀꢁꢂꢃꢄꢃꢅ  
EXHAUST GASES  
ꢀꢁꢂꢃꢄꢃꢅ  
FUEL USE  
ꢀꢁꢂꢃꢄꢃꢅ  
ELECTRICAL  
Do not remove this switch or defeat its purpose.  
ꢇ ꢈꢉꢊꢋꢌ  
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ꢀꢁꢂꢃꢄꢅꢆꢇꢅ ꢆꢈꢉꢄꢈꢉꢊ  
Section One____________________________________________________________ 3  
Introduction and Description __________________________________________________ 3  
Description _______________________________________________________________________3  
Section Two ___________________________________________________________ 4  
INSTALLATION INSTRUCTIONS ____________________________________________ 4  
Pre-Installation Inspection____________________________________________________________ 4  
Location and Mounting ______________________________________________________________ 4  
Electrical Requirements (FIG.1) _______________________________________________________ 6  
Fuel Requirements (FIG.2) ___________________________________________________________ 6  
Exhaust and Combustion Air Requirements (FIG.3)________________________________________ 7  
Heater Mounting Dimensions (FIG.6)___________________________________________________ 8  
Fuel Connections___________________________________________________________________9  
Electrical Connections______________________________________________________________ 10  
Section Three _________________________________________________________ 12  
OPERATION ______________________________________________________________ 12  
Controls and Indicators _____________________________________________________________ 12  
Theory of Operation _______________________________________________________________ 13  
Starting _________________________________________________________________________ 14  
Section Four __________________________________________________________ 15  
TROUBLESHOOTING and DIAGNOSTICS ___________________________________ 15  
Fault Codes ______________________________________________________________________15  
Troubleshooting___________________________________________________________________16  
Burner Head Maintenance___________________________________________________________ 16  
Preseason Maintenance, Annual Service________________________________________________ 17  
Section Five __________________________________________________________ 18  
PARTS LIST ______________________________________________________________ 18  
Installation Hardware ______________________________________________________________ 18  
Case and Heat Exchanger ___________________________________________________________ 19  
Fuel, Ignition, and Electronic Control System____________________________________________ 20  
Blower and Motor Assembly_________________________________________________________ 21  
Comfort Control and Remote Harness__________________________________________________ 22  
Section Six ___________________________________________________________ 23  
OPTIONS and ACCESSORIES_______________________________________________ 23  
Remote Calibrated Thermostat Installation ______________________________________________ 24  
External Diagnostic Light Installation__________________________________________________ 25  
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ꢋꢄꢌꢉꢍꢆꢈꢅꢎꢈꢄ  
ꢏꢈꢉꢐꢆꢑꢒꢌꢉꢍꢆꢈꢅꢁꢈꢑꢅꢓꢄꢊꢌꢐꢍꢔꢉꢍꢆꢈ  
ꢓꢄꢊꢌꢐꢍꢔꢉꢍꢆꢈ  
ꢋꢕꢖ ꢏꢗꢏ ꢘꢀꢏꢎꢙꢋ  
NOTE  
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ꢋꢄꢌꢉꢍꢆꢈꢅꢀꢚꢆ  
ꢏꢙꢋꢀꢘꢛꢛꢘꢀꢏꢎꢙꢅꢏꢙꢋꢀꢜꢝ ꢀꢏꢎꢙꢋ  
ꢕꢐꢄ ꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈꢅꢏꢈꢊꢔꢄꢌꢉꢍꢆꢈ  
ꢀꢁꢂꢃꢄꢃꢅ  
Read all warning  
tags supplied  
with the heater.  
Perform all duties  
indicated on the  
tags.  
NOTE  
ꢛꢆꢌꢁꢉꢍꢆꢈꢅꢁꢈꢑꢅ!ꢆꢒꢈꢉꢍꢈ"  
CAUTION  
The heater must be shielded against direct contact from rain and snow.  
ꢀꢁꢂꢃꢄꢃꢅ  
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LOCATION AND MOUNTING  
CAUTION  
ꢆ  
ꢀꢁꢂꢃꢄꢃꢅ  
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#ꢄꢈꢄꢐꢁꢃꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈ  
ꢀꢁꢂꢃꢄꢃꢅ  
ꢖꢃꢄꢌꢉꢐꢍꢌꢁꢃꢅꢜꢄ$ꢒꢍꢐꢄ%ꢄꢈꢉꢊꢅ  
ꢗꢒꢄꢃꢅꢜꢄ$ꢒꢍꢐꢄ%ꢄꢈꢉꢊꢅ  
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#ꢄꢈꢄꢐꢁꢃꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈ  
ꢀꢁꢂꢃꢄꢃꢅ  
ꢖ&'ꢁꢒꢊꢉꢅꢁꢈꢑꢅ ꢆ%ꢂꢒꢊꢉꢍꢆꢈꢅꢘꢍꢐꢅꢜꢄ$ꢒꢍꢐꢄ%ꢄꢈꢉꢊꢅ  
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#ꢄꢈꢄꢐꢁꢃꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈ  
)ꢄ*ꢄꢐꢁ"ꢄꢅ)ꢆꢑ+ꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈꢅ  
(ꢄꢁꢉꢄꢐꢅ!ꢆꢒꢈꢉꢍꢈ"ꢅꢓꢍ%ꢄꢈꢊꢍꢆꢈꢊꢅ  
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ꢗꢒꢄꢃꢅ ꢆꢈꢈꢄꢌꢉꢍꢆꢈꢊ  
ꢀꢁꢂꢃꢄꢃꢅ  
CAUTION  
ꢆ  
NOTE:  
CAUTION  
ꢆ  
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ꢖꢃꢄꢌꢉꢐꢍꢌꢁꢃꢅ ꢆꢈꢈꢄꢌꢉꢍꢆꢈꢊ  
ꢀꢁꢂꢃꢄꢃꢅꢆꢇ  
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Symbol  
Description  
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ꢋꢄꢌꢉꢍꢆꢈꢅꢀ'ꢐꢄꢄ  
ꢎꢕꢖꢜꢘꢀꢏꢎꢙ  
ꢆꢈꢉꢐꢆꢃꢊꢅꢁꢈꢑꢅꢏꢈꢑꢍꢌꢁꢉꢆꢐꢊ  
Comfort Control Assembly  
Controls and Indicators  
Table 2. Control and Indicator Functions  
Function  
Name  
Comfort Control  
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ꢀ'ꢄꢆꢐ+ꢅꢆꢇꢅꢎꢔꢄꢐꢁꢉꢍꢆꢈ  
OPERATION  
POWER UP/STANDBY  
HEAT MODE  
FAILURE TO LIGHT - LOCKOUT  
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ꢋꢉꢁꢐꢉꢍꢈ"  
Cab or Crew Area  
Comfort Control  
Comfort Control  
Comfort Control  
Cargo or Beverage  
Comfort Control  
Comfort Control  
Heating  
Shutdown  
Comfort Control  
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ꢋꢄꢌꢉꢍꢆꢈꢅꢗꢆꢒꢐ  
ꢀꢜꢎꢝ)ꢛꢖꢋ(ꢎꢎꢀꢏꢙ#ꢅꢁꢈꢑꢅꢓꢏꢘ#ꢙꢎꢋꢀꢏ   
ꢗꢁꢒꢃꢉꢅ ꢆꢑꢄꢊ  
Table 3  
Error Codes  
Problem  
Number  
of  
Remedy  
Flashes  
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ꢀꢐꢆꢒꢂꢃꢄꢊ'ꢆꢆꢉꢍꢈ"  
TABLE 5.  
TROUBLESHOOTING CHART  
green light is not  
on.  
green light is on.  
)ꢒꢐꢈꢄꢐꢅ(ꢄꢁꢑꢅ!ꢁꢍꢈꢉꢄꢈꢁꢈꢌꢄ  
To set the spark gap:  
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ꢕꢐꢄꢊꢄꢁꢊꢆꢈꢅ!ꢁꢍꢈꢉꢄꢈꢁꢈꢌꢄ,ꢅꢘꢈꢈꢒꢁꢃꢅꢋꢄꢐ*ꢍꢌꢄ  
Description  
Daily Weekly Monthly Pre-  
season  
Service Tip  
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ꢋꢄꢌꢉꢍꢆꢈꢅꢗꢍ*ꢄ  
ꢕꢘꢜꢀꢋꢅꢛꢏꢋꢀ  
General  
ꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈꢅ(ꢁꢐꢑꢚꢁꢐꢄ  
1
2
3
5
6
4
7
Index Number  
Part Number  
Description  
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ꢁꢊꢄꢅꢁꢈꢑꢅ(ꢄꢁꢉꢅꢖ&ꢌ'ꢁꢈ"ꢄꢐ  
1
2
3
6
4
5
7
8
9
10  
11  
12  
13  
Index #  
Part #  
Description  
Index #  
Part #  
Description  
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ꢗꢒꢄꢃ,ꢅꢏ"ꢈꢍꢉꢍꢆꢈ,ꢅꢁꢈꢑꢅꢖꢃꢄꢌꢉꢐꢆꢈꢍꢌꢅ ꢆꢈꢉꢐꢆꢃꢅꢋ+ꢊꢉꢄ%  
1
2
3
4
6
5
7
8
9
10  
11  
12  
13  
14  
Index #  
Part #  
Description  
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)ꢃꢆꢚꢄꢐꢅꢁꢈꢑꢅ!ꢆꢉꢆꢐꢅꢘꢊꢊꢄ%ꢂꢃ+  
1
2
3
4
5
6
7
8
9
Index #  
Part #  
Description  
*
5158212 Complete Blower and Motor  
Assembly  
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ꢆ%ꢇꢆꢐꢉꢅ ꢆꢈꢉꢐꢆꢃꢅꢁꢈꢑꢅꢜꢄ%ꢆꢉꢄꢅ(ꢁꢐꢈꢄꢊꢊ  
1
2
Index #  
Part #  
Description  
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ꢋꢄꢌꢉꢍꢆꢈꢅꢋꢍ&  
ꢎꢕꢀꢏꢎꢙꢋꢅꢁꢈꢑꢅꢘ ꢖꢋꢋꢎꢜꢏꢖꢋ  
1
2
2-1  
3
Index #  
Part #  
Description  
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ꢜꢄ%ꢆꢉꢄꢅ ꢁꢃꢍꢂꢐꢁꢉꢄꢑꢅꢀ'ꢄꢐ%ꢆꢊꢉꢁꢉꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈ  
Plug Thermostat In Here  
PH20-30A Heater  
Calibrated Thermostat P/N51643  
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ꢖ&ꢉꢄꢐꢈꢁꢃꢅꢓꢍꢁ"ꢈꢆꢊꢉꢍꢌꢅꢛꢍ"'ꢉꢅꢏꢈꢊꢉꢁꢃꢃꢁꢉꢍꢆꢈ  
ꢀꢁꢂꢃꢁꢄꢅꢆꢀꢁꢇꢅꢄꢁ  
ꢀꢍꢄꢎꢏꢆꢐꢄꢂꢏ  
ꢑꢒꢂꢆꢏꢓꢎꢏꢂꢃꢁꢔ  
ꢔꢄꢅꢍꢎ  
ꢇꢒꢃꢃꢏꢕꢎꢒꢂ  
ꢛꢜꢅꢁꢗꢐꢄꢂꢏ  
ꢖꢄꢅꢍꢎꢗ  
ꢘꢁꢙꢚꢗꢆꢙꢁꢓ  
Comfort Control  
1 amp  
Comfort Control  
maximum  

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