STEP 9:
Locate connector on PCB tray.Securely attach the backrest harness to PCB tray and
lock it by screws on the connector.
STEP 10:
Recline the backrest until it locks into position.
The air hose must upward.
Locate the connecter on the inflator pump box.
STEP 8:
Push the backrest forward and let it lean on the seat pad. Use the bolt and cotter pin to
attach the backrest and backrest actuator. Connect the backrest 4-way air hose
connecter to the air pump box.
STEP 11:
Open box 3 and remove the two side boards. Locate the two zipper heads at bottom
edge of the side board. Unzip these two zipper heads to both ends. On the side board,
there are two metal plates. Locate the hole under each metal plate. As pictured below.
Unzip these two zipper heads to both ends.
Locate the hole under each metal plate.
connect the connector to PCB tray.
Make sure lock it by the screws.
Locate connector.