Greenheck Fan PN 471755 user manual

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PN 471755
®
Sidewall Propeller Fans
Belt Drive, Direct Drive and Reversible
Exhaust, Supply and Filtered Supply
Installation, Operation and Maintenance Manual
Please read and save these instructions for future reference. Read carefully before attempting
to assemble, install, operate, or maintain the product described. Protect yourself and others by
observing all safety information. Failure to comply with instructions could result in personal injury
and/or property damage!
Sidewall Propeller

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The unit should be stored at least 3½ inches (89 mm) Receiving off the floor on wooden blocks covered with moisture Upon receiving the product, check to make sure proof paper or polyethylene sheathing. Aisles all items are accounted for by referencing the bill between parts and along all walls should be provided of lading to ensure all items were received. Inspect to permit air circulation and space for inspection. each crate for shipping damage before accepting delivery. Notify the carr

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Fans mounted to the wall require a different wall Pre-Installation Checks opening (W.O.) size than those mounted in collars or • Check chart below for correct wall opening wall housings. Propeller-to-damper distance (M) is dimensions. important to reduce turbulence and damper flutter • Check motor voltage and amperage rating for which may lead to premature damper failure. compatibility with electrical supply. Supply wiring Figure 1 and 2 show the wall opening (W.O.) required must be prop

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Choose method of support. Attach support to end WARNING of unit (above or below housing) with rods, cable, Always disconnect, lock and tag power source before angle, etc. (supplied by others) as shown. installing or servicing. Failure to disconnect power Vertical braces must carry a minimum load of 500 source can result in fire, shock or serious injury. pounds per support, and angled (45 °) braces a minimum of 750 pounds per support based on two Typical Installation 500 lb. load supports

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number of turns open. Any increase in fan speed Bearings (For belt drive fans only) represents a substantial increase in horsepower Bearings are the most critical moving part of the required from the motor. Always check motor load fan and should be inspected at periodic intervals. amperage and compare to nameplate rating when Locking collars and setscrews, in addition to changing fan speed. fasteners attaching the bearings to the bearing plate, must be checked for tightness. In a clean

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Troubleshooting WARNING: Before taking any corrective action, make certain unit is not capable of operation during repairs. PROBLEM CAUSE CORRECTIVE ACTION Too Much Airflow Resistance lower than designed Decrease fan speed. Check backdraft dampers for proper operation. Remove System resistance too high obstructions in ductwork. Clean dirty filters. Check for adequate supply air for exhaust fans or exhaust air for supply fans. Fan too close to damper Increase distance between fan and damper. Re

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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 action, make certain unit is not capable of operation during repairs. CAUTION A fan manufactured with an explosion resistant motor does not certify the entire unit to be explosion proof. Parts List - Belt Drive SBE-1, SBS-1, SBE-2 and SBS-2

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Parts List - Direct Drive SE1 and SS1 (Sizes 8 thru 12 - D, G and E motor speeds) 1. Fan Panel 2. Propeller 6 3. Drive Frame/Motor Support 2 4. Motor 5. Riser Blocks (4) - supply fan only 4 6. Shaft Extension- supply fan only 6 2 Exhaust Supply Airflow Airflow 4 1 3 5 Exhaust Supply SE1 and SS1 (Sizes 12 thru 24 - A, B and C motor speeds) Airflow Airflow 1 SE2 and SS2 2 1 3 5 SCE3, SCS3 and SCR3 1. Fan Panel 2. Propeller 1 2 3. Drive Frame Channels (2) 4. Motor Plate 5. Motor Exhaust Supply Airflow A