Mitsubishi Electric CITY MULTI PQRY-P200YMF-B Service Handbook page 85

Check valves block (PURY-P200·250YMF-B)
The refrigerant flow in the pipe 6, 7, 8 and 9 are depend on ON/OFF of the SV3, 4, 5 and 6.
Please confirm by LED monitor display.
You can open the cap of valve A, B and C, but 3 types of hexagon socket screw keys. The size is as follows.
Distributor
SV3
SV4
HEXA
HEXB HEXC HEXD HEXE
ST7a ST7b ST7c
➅ ➆
CV8
SV6
SV5
CV7
TH6
SV71
ST7d
➇ ➈ ➄ ➉
CV9 CV10
CV4 CV5 CV2
CV6
Orifice
Check Valves Block
➂ ➀
BV1 * Closed torque : A : 1.7kg·m (0.17N·m)
CV3
➃
ST1
➁
BV2
–82–
B : 20kg·m (2.0N·m)
C : 13kg·m (1.3N·m)