Greenheck LD AND LDP - Manuals

5 Series L: Models LB, LBP, LD, and LDP ® 10. The adjustable motor pulley is factory set for the RPM specified. Speed can be increased by closing or decreased by opening the adjustable motor sheave. 11. Two groove variable pitch pulleys must be adjusted an equal number of turns open or closed. 12. A...

6 Series L: Models LB, LBP, LD, and LDP ® Parts List NOTE: Each fan bears a manufacturer’s nameplate with model number and serial number embossed. This information will assist the local Greenheck representative and the factory in providing service and replacement parts. Before taking any corrective ...

7 Series L: Models LB, LBP, LD, and LDP ® Troubleshooting WARNING: Before taking any corrective action, make certain unit is not capable of operation during repairs. PROBLEM CAUSE CORRECTIVE ACTION Reduced Airflow System resistance too high Check system for proper operation of backdraft or control d...

8 453283 • LB/LBP/LD/LDP Series L IOM • Rev. 2, June 2008 Copyright 2008 © Greenheck Fan Corp. Greenheck warrants this equipment to be free from defects in material and workmanship for a period of one year from the purchase date. Any units or parts which prove defective during the warranty period wi...