Chapter 8. Hydraulic Piping; Piping - Daikin ECORICH EHU 40 Series Instruction Manual

Chapter 8. HYDRAULIC PIPING

8.1 Piping

Be sure to connect piping at the following ports. Details on the piping positions can be found in the
outside view drawing. Use hoses for the piping work, and fasten them with sealing tape.
Piping port
P
DR1
DR2
T1
T2
 When connecting hoses, allow at least the hydraulic hose manufacturer's recommended bend
radius. Regarding the method for securing the hoses, fix them as recommended by the hose
manufacturer.
 When doing the piping work, make the piping strong enough for the pressures to be used.
 Use hoses for the piping to this product.
 Connect the hoses without any twisting.
 In cases where excessive strain is likely to occur due to the weight of the hose, support the
hose.
PIM00504
<Piping Specifications>
Recommended hose
Piping size
withstand pressure
Rc 3/8
Rp 1
Rp 1/2
Rp 1/2
Rp 1/2
DANGER
CAUTION
26
10.5 MPa
1.5 MPa
1.5 MPa
DR2 Drain port
T2 Return port
T1 Return port
DR1 Drain port
P Discharge port
At shipment
Plastic plug
Rp1/2
Above oil level
Rp1/2
Rp1/2
Rp1 Above oil level
Rc3/8