SIPLACE-SX4-DX4-用户手册 - 第66页
Service Work Pneumatic System 3.4.5 Replaci ng the Proportional Controller (Lo cation 4) [03065425-xx] 66 Service Manual SIPLACE SX4/DX4 Installation ► Follow the removal in structions in reverse order for installati o n…

Service Work
3.4.4 Replacing the Pressure Regulator (Location 1) [03062103-xx] Pneumatic System
Service Manual SIPLACE SX4/DX4 65
3.4.4
3.4.4 Replacing the Pressure Regulator (Location 1) [03062103-xx]
Replacing the Pressure Regulator (Location 1) [03062103-xx]
Parts, equipment and tools
▪ Pressure regulator G1/2 Mod112 (34203054) [03062103-xx]
▪Sealant
Overview
Removal
► Switch off the machine, disconnect it from the power supply and secure it to prevent unauthorized
reactivation. Observe the instructions in section "1.2 Preparatory Work..." [ ➙ 12].
► To do this, loosen the screws fastening the side cover and remove these. (See "3.4.3 Dismantling
the Lower Side Cover" [ ➙ 64])
► Loosen the screwed clamps at the top and bottom of the pressure regulator.
► Carefully remove the pressure regulator.
1. Main valve
2. Safety valve
3. Pressure regulator
CAUTION!
When working on the pneumatic system, always switch
off the compressed air supply.
► Push the lever (1) for the compressed air supply
back, until it is positioned horizontally.
► Open the screw (2) on the inlet filter to vent the sys-
tem.
► All manometers must be set to zero.

Service Work
Pneumatic System 3.4.5 Replacing the Proportional Controller (Location 4) [03065425-xx]
66 Service Manual SIPLACE SX4/DX4
Installation
► Follow the removal instructions in reverse order for installation. Also observe the following instruc-
tions:
3.4.5
3.4.5 Replacing the Proportional Controller (Location 4) [03065425-xx]
Replacing the Proportional Controller (Location 4) [03065425-xx]
Parts, equipment and tools
▪ Proportional controller Sentronic-D DN8 SUBB1/4 10 bar [03065425-xx]
▪ Adapter plate proportional valve [03082780-xx] (seal)
▪ ISO4762-M4x70-A2-70 [03082432-xx]
Overview
CAUTION
Installation instructions
► Seal the compressed air system with sealant. Observe the instructions in section "3.4.2
Sealing the Screwed Connections" [ ➙ 64] in connection with this.
NOTICE
Parameter
The proportional controller is supplied with the latest parameters preset. Subsequent program-
ming is not possible.
1. Proportional controller top and bottom

Service Work
3.4.5 Replacing the Proportional Controller (Location 4) [03065425-xx] Pneumatic System
Service Manual SIPLACE SX4/DX4 67
Removal
► Switch off the machine, disconnect it from the power supply and secure it to prevent unauthorized
reactivation. Observe the instructions in section "1.2 Preparatory Work..." [ ➙ 12].
► To do this, loosen the screws fastening the side cover and remove these. (See "3.4.3 Dismantling
the Lower Side Cover" [ ➙ 64])
► Unplug all electrical and pneumatic connections to the proportional controller. You may want to mark
their positions, to make clear assignment easier later on.
► Loosen the screws fastening the proportional controller and then remove the controller.
Installation
► Follow the removal instructions in reverse order for installation. Also observe the following instruc-
tions:
CAUTION!
When working on the pneumatic system, always switch
off the compressed air supply.
► Push the lever (1) for the compressed air supply
back, until it is positioned horizontally.
► Open the screw (2) on the inlet filter to vent the sys-
tem.
► All manometers must be set to zero.
CAUTION
Installation instructions
► Clean the sealing rings and the adapter plate and insert these again.
► Seal the compressed air system with sealant. Observe the instructions in section "3.4.2
Sealing the Screwed Connections" [ ➙ 64] in connection with this.