Table Of Contents; General Information - Danfoss iSave 40 Service Manual

Service guide

Table of Contents

1.

General information

2
Disassembling and assembling iSave 40
1. General information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Disconnect the iSave from electric motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
3. Disassembling the booster pump. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
4. Assembling the booster pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
5. Disassembling the pressure exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
6. Assembling the pressure exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
7. Assembling the cylinder drum in pressure exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
8. Changing spring in the rotor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
8.1 Disassembling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
9. Exploded view vane pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
10. Exploded viewpressure exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
11. Exploded view iSave . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
12. Exploded view iSave on baseplate, horizontal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
13. Exploded view iSave on foot, vertical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
This document illustrates instructions for
disassembling and assembling the iSave 40.
To understand the design of the iSave, see
exploded views starting on page 21.
Always use suitable lifting equipment.
Important!
It is essential that the iSave is serviced in
conditions of absolute cleanliness.
Tools needed to disassemble the iSave:
Parts included in tool set (180F4112):
• 6 mm and 8 mm allen key
• C-wrench 24 mm
• 1 M6 bolt and nut
• Handel for rotor assembly
• Tool for shaft seal assembly
• Tool for retainer assembly
• 3 press bolt-set for valve plate assembly
Parts not included in tool set:
• 2 screwdrivers
• Torque wrench 10-60 Nm
To prevent cold welding, lubricate threads of the
screws with PTFE lubrication type and screw
them into the component and tighten by hand.
180R9242 | 521B1213 | DKCFN.PI.003.R3.02 | 04.2016
• The weight of the iSave, including
electric motor, is about 260 kg (573 lb).
• The weight of the pressure exchanger
alone is about 75 kg (165 lb).
• The weight of the booster pump
alone is about 50 kg (110 lb).