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HP-100/120 Absolute Air & Gas Ltd C6 Bromsgrove Technology Park Isidore Road Bromsgrove B60 3FJ Tel: 01527 557006 Email: enquiries@absoluteairandgas.co.uk www.absoluteairandgas.co.uk Air pump Start of production Discontinuance of production ─ HP-100 1997/10 ─ HP-120 1997/10 HP Series STRUCTURE AND PART NAMES HP-100/120 漓...
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HP- 100 / 120 REPLACING THE CHAMBER BLOCK ! CAUTION ●Be sure to unplug the pump unit. ●Replace the diaphragms and the valves with new ones at least once a year to one and a half year regularly in order to maintain their initial performance. ●For chamber block replacement, be sure to change both chamber blocks at the same time.
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HP- 100 / 120 REPLACING THE CHAMBER BLOCK Remove the 4 screws holding the chamber block and the casing block. (4 screws on each side) Remove 1 U-lock nuts from one side holding the diaphragm mounting block to the rod. ●Use the nut driver to loosen (or tighten) the U-lock nut.
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HP- 100 / 120 REPLACING THE CHAMBER BLOCK Fit a new diaphragm and diaphragm ring in the diaphragm base. ●Be sure not to leave a gap between them. REPLACING THE VALVE In case of replacing the whole diaphragm casing block, move straight to STEP 12 Separate casing A and casing B.
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HP- 100 / 120 REPLACING THE CHAMBER BLOCK FITTING THE CHAMBER BLOCKS Fit the actuating rod by aligning it with the groove and tighten U-lock nut and flat washer by the nut driver. ●Use new U-lock nut and washer, otherwise, U-lock nut may work loose and cause malfunction.
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HP- 100 / 120 REPLACING THE CHAMBER BLOCK Insert a new safety pin through the hole on the terminal side. (Please Insert safety pin through the spring electrode, L-shaped lever in such order.) Install the locking collar from the other side of the terminal and insert it until it clicks.
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HP- 100 / 120 REPLACING THE CHAMBER BLOCK Install the sound absorber. Place the upper housing back on body. ●Be extremely careful not to catch the sound absorber on the upper housing. Fasten it with the bolts. Then, place the filter and filter cover on the upper housing.
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HP- 100 / 120 REPLACING THE ELECTROMAGNET ! CAUTION ●Be sure to unplug the pump unit. ●When performing replacement work, the pump body may still be hot and you could get burned. So please wait until the pump has cooled before handling. ●Be sure to remove the chamber block and the actuating rod before replacing the electromagnet.
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HP- 100 / 120 REPLACING THE ELECTROMAGNET FITTING THE ELECTROMAGNET Mount new the electromagnets in the unit. Tighten up nuts with nut driver. Install the SP switch to the frame with the screws. ●Be careful of the direction of switch lever. (Refer to the pictures) Insert the wire into the silicon tube, and tie up in a bundle.