Tools, equipment and accessories
The following list is a description of the tools needed for installation. This list
only mentions the minimum tools required for works including maintenance and
service to the units.
Number Item Remarks
1 Toolbox For sorting and storage of tools
2 Spirit level To make sure that the mounting plate is installed horizontally
3 Safety gloves For safe handling of the refrigerant and to protect the hands
4 Safety goggles In order to protect the eyes
5 Drill To drill holes during installation
6 Hammer, 300 gr. For fixation of dowels
7 Measuring tape, 2 m For measuring
8 Cable knife To cut wires and adhesive tape
9 Set of screw drivers To tighten the screws and the electrical wires
10 Set of electric pliers To maintain electrical works
11 Combination wrenches set Used for connecting the nuts.
12 1 adjustable wrenches Used for connecting the valve’s nuts and the pipe set.
14 Allen key To open and to close the stop valves at the outdoor unit
15 Leak detector (HC R290) To detect gas leaks and for the use as PPE
16 Gauge set (HC R290) To test and to check the system pressure after installation
17 Refrigerant hoses with ball valves Gauge set connection and refrigerant transfer
18 Clamp-on meter Test voltage, resistant and current.
19 Locking pliers Sealing
20 Brazing unit, propane / oxygen Brazing
21 20 Litre OFDN cylinder Leak test, strength test, system flushing - 300/200 bar
24 Portable thermometer To measure air and contact temperatures
25 Two pin voltage tester To measure and test voltage
26 Two stage rotary vacuum pump To evacuate the AC system (rest removal of HC refrigerant)
27 Electronic vacuum gauge AC system charging with refrigerant
28 HC R-290 refrigerant cylinder Safe transport of refrigerant
29 Weighting scales Reliable and accurate charge of HC R-290 refrigerant
13 1 torque wrench (200 Nm) For tightening of the pipe set quick couplers
22 OFDN pressure regulator Cylinder pressure 0-315/200bar, working pressure 0-60/40 bar
23 Soap water solution and brush Leak test
Detailed list of
tools and equip-
ment including
references and
pictures, see
page 130
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