Service Tools; Refrigerant Leakage Detection Function - Mitsubishi Electric Mr.Slim PUHZ-RP35VHA3 Service Manual

[3] Service tools

Use the below service tools as exclusive tools for R410A refrigerant.
No. Tool name
1
Gauge manifold
2
Charge hose
3
Electronic scale
4
Gas leak detector
5
Adaptor for reverse flow check
6
Refrigerant charge base
7
Refrigerant cylinder
8
Refrigerant recovery equipment

[4] Refrigerant leakage detection function

This air conditioner (outdoor unit PUHZ-RP•HA2/HA3) can detect refrigerant leakage which may happen during a long
period of use. In order to enable the leakage detection, settings are required to let the unit memorize the initial
conditions(initial learning). Refer to 14-3. INITIAL SETTINGS FOR REFRIGERANT LEAKAGE DETECTION FUNCTION.
Gravimeter
·Only for R410A
·Use the existing fitting specifications . (UNF1/2)
·Use high-tension side pressure of 5.3MPa·G or over.
·Only for R410A
·Use pressure performance of 5.09MPa·G or over.
·Use the detector for R134a, R407C or R410A.
·Attach on vacuum pump.
·Only for R410A ·Top of cylinder (Pink)
·Cylinder with syphon
6
Unit
Specifications