Installation guide

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PY2P036 Unit_ °°°_
Fig, 29_Cooling Charging Chart, PY2P048 Unit_ °°°53
3. Slide the motor and blower wheel _sembl), out of the blower housing (See Fig, 33), Clean the blower wheel, If additional cleaning is
requlzed, eantinue with Steps 4 and 5.
4. To remove blower, remove 2 setscrews.
5. To remove motor and cooling fan _sembly, remove 4 serervs that hold blower housing to rnotmtlng plate.
6. To reinstoXl, reverse the proec,.dure ouOined above,
I. LIMIT SWITCH
Remove _.mltaeceas p_zael, Limit swlteh is located on the blower pm'tition.
J. BURNER IGNITION
Unit is ec!ulpped with a dh'eeL spark ignition 100 percent lockout system. Ignition module is located in the eantrel box, Module eantalns a
self:diagnostic LED, D_._g servicing, refer to label d.Jagxm_ for LED interpretation,
If lockout occurs, unit may be reset by either momantoMly interrupting power supply to _.mftor by turning selector swlteh to OFF position at the
thermostat,
K. MAIN BURNERS
At the beg:inning of each heating season, inspee't for de'_ioradan or blockage due to eorrosian or other ea_qos, Obse_'e the maka burner flames
_;ad adjust, if ueees_x3,.
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