Bryant 581J-17-28 Service And Maintenance Instructions page 24

Gas heat rooftop package nominal 15 to 25 tons with puron (r-410a) refrigerant
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1. Using a PuronR (R410) gauge set, recover all refrig­
erant from the system.
2. Use a tubing cutter to remove the filter drier from the
line.
NOTE: Do Not use a torch to remove the old filter drier.
The heat from the torch will allow contaminants into the
air and into the open refrigeration system.
3. Sweat a new replacement filter drier into the refriger­
ant line.
4. Re-charge the refrigerant system.
Adjusting the Condenser−Fan
1. Shut off the unit power supply. Apply the appropriate
lockout/tagout procedures.
2. Remove the condenser−fan assembly (grille, motor,
and fan).
3. Loosen the fan hub setscrews.
4. Adjust the fan height as shown in Fig. 30.
5. Tighten the setscrews.
6. Replace the condenser−fan assembly.
Fig. 30 − Condenser Fan Adjustment
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