SIPLACE-SX4-DX4-用户手册.pdf - 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…

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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.