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- Page 1 Powered Vehicle Suspensions Installation Manual AirMaster - Electronic Air Control Kit Reyco Granning Suspensions 1205 Industrial Park Drive Document #: D714425 Mount Vernon, MO 65712 Phone: 417.466.2178 Revision: A Fax: 833.896.6997 www.reycogranning.com Revision Date: 09/2018...
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Page 3: Table Of Contents
Page 2 of 36 TABLE OF CONTENTS Int roduction ………………… … ………………………………………………………………………… ………………………………….. 3 Product Overview ……… …………………………………………………………………………… …… ……………………………….. 5 Safety Instructions ……………………………………………………………………………………… ………………………………… 6 Preparation ………………………………………………………………………… ……………………… ………………………………… 7 Tools, parts, consumables and documents required ………………………………………… … … … … … … … … … … . 7 Quick checklist ……………………………………………………………………………………... -
Page 4: Introduction
Page 3 of 36 INTRODUCTION Company Pro le Reyco Granning Suspensions was formed by the merger and acquisition of two well -known names in the heavy duty vehicle suspension industry —Reyco and Granning. Reyco grew out of the Reynolds Mfg. Co and was rst known as a major supplier... - Page 5 The latest revision of this manual is available online at http://www. ReycoGranning .co m/ ® Reyco Granning Air Suspensions has developed this manual to aid in the ® installation of Reyco Granning ’s AirMaster Electronic Height Control System. D714425 REV A 9/18...
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Page 6: Product Overview
This is also used to provide fault ‘blink’ codes; refer to the AirMaster Owner’s Manual (D714424). A connection to the vehicle CAN bus network provides transmission gear and speed data. -
Page 7: Safety Instructions
Page 6 of 36 SAFETY INSTRUCTIONS WARNING DO NOT USE THE VEHICLES SUSPENSION TO SUPPORT THE VEHICLE FOR SERVICING OR INSPECTION. INSTEAD, INSTALL ADEQUATE BLOCKING BEFORE WORKING UN DER ANY VEHICLE. THE SYSTEM IS DESIGNED AS A 'HEIGHT CONTROL ' SYSTEM ONLY. KEEP CLEAR OF PINCH POINTS WHEN ADJUSTING THE RIDE HEIGHT SENSORS AS THE SUSPENSION AIR BAGS WILL ADJUST IN RESPONSE TO A LEVER ADJUSTMENT. -
Page 8: Preparation
Hand tools for adjusting the ride -height sensors Measuring tape . Air Suspension Installation Instructions and Draw AirMaster Installation Drawing 714393 AirMaster Owner’s Manual D714424 (for reference, if needed) Optional wire and contacts for installing the ‘motion warning’ or ‘low pressure’... -
Page 9: Installation
Page 8 of 36 INSTALLATION Kit list – K714393 Includes: Refer to Drawing 714393 for installation of the following components: Air Tank Assembly (713882 -01) Elbow (x2) for Air Springs – 90, 1/4T x 1/4MPT (702 600 -01) Hex Head Bolt (x4) –... - Page 10 Page 9 of 36 INSTALLATION Refer t o drawing 714393 for installation of the following components ITEM DESCRIPTION Suspension Control Enclosure Left and Right Ride Height Sens ors. (Identical part numbers) Suspension Control Main Harness ( 12V DC Power, Ride Height Sensors, Rocker switch and vehicle interface with discrete output s, discrete inputs and CAN bus )
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Page 11: Step 1 - Support The Vehicle
Page 10 of 36 INSTALLATION Step 1 – Support the vehicle Before you start this installation , read the Safety Instructions section to understand the risks. The vehicle should be supported on soli d ground using blocks or other j acking methods. -
Page 12: Step 3 - Connect Air Compressor Dc Common And Plug In Main Harness
Page 11 of 36 INSTALLATION Step 3 – Connect a ir compressor DC common and plug in the main harness Conn ect the Air Compressor DC common wire to the chassis frame. IMPORTANT : This DC common wire must have a good conductive connection and be well secured. -
Page 13: Step 4A - Mount The Driver And Passenger Ride Height Sensors
Page 12 of 36 INSTALLATION Step 4 a – Mount the d river and p assenger r ide he ight s ensors ‘Step -1 Support the Vehicle ’ on page 10 MUST be performed before installing the ride height sensors. The ride -height sensor body is mounted to the chassis and its arm is connected to the axle with a linkage rod . - Page 14 Page 13 of 36 INSTALLATION Ride height is w hen the arm is at the mid position of the ride height sensor . The nominal design target is typically +/- 30°. However , th e a bs ol ute ma x im u m ra n ge of +/- 45° must never be exc ee ded. +/- 30°...
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Page 15: Step 4B - Harness Connections To The Ride Height Sensors
Page 14 of 36 INSTALLATION Step 4b – Harness c onnect ions to the r ide h eight s ensors Connect the left and right ride height sensor harness connectors to their respective ride height sensors. Firmly press to push the connector in to ensure it latches. Ensure the seal does not bu lge out as shown in the image below. -
Page 16: Step 5A - Feed The Harness Into The Cab
Page 15 of 36 INSTALLATION Step 5a – Feed the harness into the cab The rocker switch and CAN bus harness is always fed into the cab. To feed the harness thro ugh a smaller cab access hole, the rocker switch connector be removed by cutting the Status and K neel wires and re -connect ing using splices as per instructions in Installation, step 5c Step 5b –... -
Page 17: Step 5C - Extend Rocker Switch Wires (If Required)
Page 16 of 36 INSTALLATION Step 5c – Extend r ocker s witch w ires ( if r equired) If the rocker switch is not installed in the cab, the rocker switch connector wires must be extended. Use a suitable s plice method to extend the wires. Please note the followin Important : Splices must be performed s o that they are in a dry, accessible location away from the elements. -
Page 18: Step 5D - Connect Ignition And D C Common Control Wires
Page 17 of 36 INSTALLATION S tep 5 d – Connect ignition and DC c ommon control wires Connect the three (3) wires (A, B & C) for the ignition and DC common. Item Wire Colo r Description Ignition * Pink +12VDC when ignition on Common... -
Page 19: Step 5E - Connect To The Vehicle Can Bus Network
Page 18 of 36 INSTALLATION Step 5 e – Connect to the v ehicle CAN bus n etwork The control module is designed to communicate on the vehicle CAN bus network. A harness with an OBD -2 connector is provided as part of the kit. This provides a plug -in connection to OBD -2 diagnostic port under the dash. -
Page 20: Step 6 - Connect Door Switch Input
Page 19 of 36 INSTALLATION Step 6 – Connect d oo r s witch input The wiring harness includes a DOOR wire for connection to a door switch. This wire has protective heat -shrink installed on the end, for when the door option is not used. -
Page 21: Step 7 - Connect Motion Warning Output
Page 20 of 36 INSTALLATION Step 7 – C onnect m otion w arning o utput The wiring harness includes a M OTION WARNI NG output. This wire has protective heat -shrink installed on the end, for when the motion warning output is not used. -
Page 22: Step 8 - Connect Low Pressure Output
Page 21 of 36 INSTALLATION Step 8 – Connect low pressure o utput The wiring harness includes a LOW PRESSURE output. This wire has protective heat -shrink installed on the end, for when the low pressure output is not used. Thi s output would typically be connected to a relay, or an indicator and/or audible annunciator. -
Page 23: Step 9A - Air -Line Push -In Ttings
Page 22 of 36 INSTALLATION Step 9 a – Air -line push -in f ittings The air suspension control system uses Parker ‘Prestomatic’ push -in air -line ttings. Assembly instructions PTC -001 1. Cut tubing squarely - maximum of 15 ° angle allowabl e. -
Page 24: Step 9B - Connect Air -Line Between The Air Dryer & Main Air Tank With A Check Valve
Page 23 of 36 INSTALLATION Step 9 b – Connect air -line between the air dryer & main air tank with a check valve Refer to the pneumatic schematic attached to this document. Use ¼ inch air -line to connect the air dryer to the main air tank. Cut the ends of the air -line square and push them f irmly into the quick release connectors. -
Page 25: Step 9C - Connect Air -Lines For The Driver & Passenger Air Springs
Page 24 of 36 INSTALLATION Step 9 c – Connect a ir -lines for the d river & passenger springs The driver and passenger air s prings are connected with ¼ inch air hose to their respective push - t connectors on the suspension control enclosure. -
Page 26: Step 9D - Connect Air Supply & Exhaust Air -Lines
Page 25 of 36 INSTALLATION Step 9 d – Connect air supply & exhaust air -lines The air supply connection from the main air tank is made with 3/8 inch air -line which is inserted into the SUPPLY push - t connector on the underside of the suspension control enclosure. -
Page 27: Step 10A - Connect Persistent 1 2Vdc Supply To 50 Amp Auto Reset Breaker And Main Harnes S
Page 26 of 36 INSTALLATION Step 10 a – Connect persistent 12VDC supply to 50 Amp automatic reset breaker and main harness The kit includes a battery jumper, 50 Amp Connect to automatic reset breaker with insulator boot , a Ba ttery mounting bracket and screws,... -
Page 28: System Setup
Page 27 of 36 S YSTEM SET Introduction The system requires setup to establish ride height sensor orientation, travel ride height , accelerometer references and k neel height : a) Ride Height Sensor Setup Each time, i t automatically detects and records the ride height sensor orientation and then it perform s fast and precise... -
Page 29: Step 2A - Select Ride Height Sensor Setup Mode
Page 28 of 36 S YSTEM SET Step 2 a – Select Ride Height Sensor Setup Mode 1. The ignition must be o . The door can be open or closed. 2. Press and hold the rocker switch. 3. Continue to hold the rocker switch and turn the ignition on. -
Page 30: Step 2B - Adjust Height Sensor Levers
Page 29 of 36 S YSTEM SET Step 2b – Adjust h eight s ensor levers In 'ride height sensor setup mode ' the system automatically activates the raise and lower valves quickly and precisely to move the ride -height se nsor levers perpendicular to their body. -
Page 31: Step 2C - Optionally Exit Setup Mode
Page 30 of 36 S YSTEM SETUP Step 2c – Optionally e xit Setup Mode If it is not required to perform a Travel Zero -Set, turn o the ignition to exit Ride Height Sensor Setup Mode. Step 2 d – Perform Travel Zero -Set While in Ride Height Sensor Setup Mode (refer to... -
Page 32: Step 3 - Finishing The Installation
The system is supplied with factory default con guration parameters. However, there may be situations where these parameters require adjustment , in which case please contact Reyco Granning Suspensions discus s. Refer to contact information section . D714425 REV A... -
Page 33: Support Contact Information
Page 32 of 36 S UPPORT CONTACT For installation support , contact Reyco Granning Suspensions Reyco Granning Suspensions 1205 Industrial Park Drive Mt Vernon, MO 65712 Phone: 1-800 -753 -0050 D714425 REV A 9/18... -
Page 34: Installation Validation Checklist
Page 33 of 36 I NSTALLATION VALIDATION CHECKLIST AirMaster Electronic Height Control System Installation Validation Checklist Date: ________________________________ Vehicle ID: ________________________ Name: _______________________________ COMPLETE ITEM NOTES Main Harness connector properly seated and secure - Visually inspect and pull on the main harness connector on the suspension control enclosure to confirm it is... - Page 35 Page 34 of 36 V ALIDATION CHECKLIST COMPLETE ITEM NOTES KNEEL Mode (Door switch): Rear of vehicle lowers to the required height, with no faults, when the DOOR request is ac�vated (door opened). Cycle the igni�on off and on again, then confirm the vehicle returns to normal Ride Height when the door is closed or the vehicle speed exceeds 10 mph.
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- Page 38 Reyco Granning Suspensions 1205 Industrial Park Drive Mount Vernon, MO 65712 Phone: 417.466.2178 Fax: 833.896.6997 www.reycogranning.com...
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