Ambient air breathing apparatus (aaba) pumps (16 pages)
Summary of Contents for Allegro Industries 9806
Page 1
USER'S MANUAL AMBIENT AIR BREATHING APPARATUS (AABA) PUMPS P/N 9806 P/N 9821 P/N 9832 P/N 9833 P/N 9846 P/N 9850 Read and understand all instructions before using this product. Open carton carefully and inspect product for damage caused by carrier.
This manual provides instructions for the use and maintenance of Allegro Ambient Air Breathing Apparatus (AABA) Pumps. You must read and understand this manual and be trained in the proper use of the equipment before using it in a contaminated atmosphere. There are many federal, state, and local codes and regulations governing sales, construction, installation, and/or use of products for certain purposes, which may vary.
FOLLOW ALL WARNINGS AND CAUTIONS ALL PUMPS: DO NOT place oil-less air pump in an area that cannot GUARANTEE clean Grade D breathable air, per OSHA 29 CFR 1910.134 to the AABA inlet. See below for Grade D requirements. DO NOT attempt to service the air pump while it is running or while it is connected to electrical or air power. DO NOT oil or lubricate the pump.
1) Ensure that the pump (or inlet extension filter) is in a clean uncontaminated air environment. If clean air CANNOT be guaranteed at the pump inlet at all times, use the Inlet extension hose kit (P/N: 9700-65). See instructions on the Inlet extension kit below. 2) Ensure canister on the discharge filter assembly is firmly seated and secure before startup.
T O L E R A N C E S A N D W A R N I N G S Allegro ambient air pumps are precision pumps that have only .0015-.003 clearance between the top of the rotor and cylinder bore, and .003 or less clearance between end of the rotor and the end plate.
The table shows the maximum allowable number of tight-fitting respirators or loose-fitting hoods. MODEL PART MAX NO. NUMBER RESP. A-300 9806 A-750 9821 A-1500TE 9832 A-1500EX 9833* A-3000ATE 9846 A-4000AD 9850 *Single Phase Explosion Proof Motor, complete with Hazardous location type plug and receptacle.
FILTERS: • Change inlet filter every 200 running hours or if the pressure gauge shows a drop in pressure. • Change discharge filter every 200 running hours or if the pressure gauge shows an increase in pressure. FLUSHING INSTRUCTIONS: 1. Perform this procedure in a well ventilated area. 2.
ELECTRIC MODELS: 1) If motor fails: • If motor is extremely cold. Bring to room temperature before starting. • Ensure respirator and hose are connected when pump is running; failure to do so may cause lock-up. Loosen all six pump endplate bolts slightly. Re-tighten and try to run unit. •...
4) If there is a drop in outlet pressure: • Check if exhaust filter housing and canister is cross-threaded or not seated firmly onto housing gasket. Remove canister, inspect threads and gasket and reinstall. • Check for dirty inlet filter element. Replace if necessary.
In the event any ALLEGRO INDUSTRIES’ product is found to be defective in material, workmanship, or not in conformance with any expressed warranty for a specific purpose, ALLEGRO’S only obligation and your exclusive...
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