Service Manifold

Model 293.22 HSM Electrical Connections
The Model 293.22 HSM is equipped with a control manifold that permits selection of various hydraulic
pressures. Control cable connections must be made between the high and low solenoids of the HSM and
system controller. The following figure shows the locations of the high/low solenoids in both a multichannel
and single-channel HSM.
High/Low Solenoid Locations
DescriptionItem
Low Pressure Solenoid1
High Pressure Solenoid2
Control Manifold (Multi Channel)3
Control Manifold (Single Channel)4
High Pressure Solenoid5
Low Pressure Solenoid6
Depending on the model, the high/low solenoids may be powered by either 115 VAC or 24 VDC. The
following figure shows the pin assignments of each connector.
• The Model 293.22A contains 24 VDC control power. The 3-pin connector for the high/low solenoids is
shown below.
36 | Model 293.22 Hydraulic Service Manifold
Installation