Namco Alpine Racer 52 Operators Manual

Page 33 4) Remove two pozi head screws (M3x16) and replace the limit switch ensuring the
wires are replaced on the correct terminals.
5) Reassemble in reverse order.
7-5 Replacing the L/R Turn Control Pot
WARNING: Ensure that the machine is disconnected from the main power supply
before commencing work.
1) Remove eight security screws (M5x20) and remove the front Vac-form.
2) Remove two pozi head screws (M4x10) and remove the control pot cover. 

Page 34
3) Disconnect the connector, slacken the pot retaining grub screw (M4x8) andremove the control pot and bracket.
4) Replace the control pot taking care to ensure that the wires are replace\
d to the correct terminals.
5) Reassemble in reverse order. 
6) Re-initialize game.  (See 7-7 Adjustments When Replacing Parts)
NOTE:When refitting the control pot ensure that the pot locating tab engages
in the hole in the mounting bracket and that the grub screw (M4x8)engages on the flat of the pot shaft. 

Page 35
7-6 Replacing the Tilt Control Pot
1) Remove the front vac-form.  (See Section 7-3)
2) Remove four security head screws (M5x12) and remove the Ski Step front\
 vac- form.
3) Disconnect the connector, slacken the pot retaining grub screw (M4x8) and remove the control pot and bracket.
4) Replace the control pot taking care to ensure that the wires are replace\
d to the correct terminals.
5) Reassemble in reverse order. 
6) Re-initialize game.  (See 7-7 Adjustments When Replacing Parts)
NOTE:When...

Page 36 7-7 Removing the Step Rubber
1) Remove three security screws (M5x12) and retaining bracket from the outside
edge of the step rubber, Lift the rubber edge and remove the three inner security
screws (M5x12) and retaining bracket.
2) Tilt the step assembly and remove three security screws (M5x12).
3) Remove the step rubber.
4) Refit in reverse order. 

Page 37
7-8 Step-Lock Maintenance
7-8-1 Releasing the Step-Lock 1. Turn the power switch ON 
2. Press the service switch, and start the game.
3. When the game starts, the restriction plate (see diag.) moves to thereleased position.
4. When the steps are released, turn the power OFF.
5. To re-lock the steps turn the power ON and the steps will re-lock in the power up motor check.
7-8-2 Greasing the Step-Lock
The step-lock should be greased every three to four months.
1. Remove the control panel and...

Page 38 7-8-3 Inspecting the Pillow Unit
WARNING
Make sure that the power is turned OFF.
If work is to be carried out with the covers removed, take care not to trap
hands or fingers in the mechanism.
When greasing the step-lock, inspect the pillow assembly for any problems.
1. Release the step-lock and swing the steps to the left and right, and check
the pillow units for any wear. Also check that the Hex Head Screws
(M14x45) are tight.
2. Swing the steps left and right, and check that the main torsion...

Page 39
8. TROUBLE SHOOTING
• Ensure that the power is turned OFF before making adjustments or replacing
parts.
• If none of the items below correspond to your problem, or if the problem is not
corrected by the treatment described below, contact your dealer for further
advice.
• Always return PC Boards to your dealer for repair. Never test the PC board for
continuity with a multimeter or similar device. The PC Board contains sensitive
devices which could be damaged or even destroyed by the internal...

Page 40 8-3 Header Assembly
8-4 Mast Assembly
8-5 Step Assembly
SymptomCauseTreatmentRef. Page
There is no sound from a
speaker.Is a connector loose or
disconnected.Connect the connector.pg44
schematic
Is the volume too low.Adjust volume setting.pg18 6-3-4
WARNING! is displayed. the
step lock does not work.Is a connector loose or
disconnected.Connect the connector.pg44
schematic
Is a fuse blown.Check and replace fuse on
PSU board.
Pushbutton lamp does not
light.Is a connector loose or...

Page 41
9. PARTS
ITEMDESCRIPTIONPART No.
1HEADER ACRYLIC30000222
2HEADER VAC-FORM - RHS45000721
3HEADER VAC-FORM - LHS45000720
4HEADER WOODEN HOUSING37100086
5HEADER METAL HOUSING COVER45000584
6HEADER ACRYLIC RETAINING BRACKET45000581
7HEADER VAC-FORM DECAL LHS/RHS40000266
8FLUORESCENT TUBE 3ftx1 20w T864500013
WARNING:Many of the parts used in this machine, including metal work, have been
manufactured to special specifications. To ensure continuing safety and
correct operation, replace only with...

Page 42
12 12
3
4
5
6
7
8 9
10
11 14
ITEMDESCRIPTIONPART No
1THOMSON 52 PROJECTION MONITOR84000030
2PROJECTOR CABINET SIDE DECAL - LHS/RHS40000284
3ALPINE RACER PCB ASSY - SYSTEM 22XAR-PCB
4SMPSU 5v/30A - 12v/5A83000001
5ELKAY BLOCK 5 WAY66000014
6FUSE 1¼ 2A QUICK-BLO63500504
FUSE 1¼ 3A SLO-BLO63500547
7BRIDGE RECTIFIER 25amp71000040
8TRANSFORMER67700019
93 CHANNEL POWER AMPLIFIER45000725
10SCHAFFNER MAINS-IN FILTER66000016
11ADJUSTABLE FOOT M16x9588300079
12SWIVEL CASTOR 75mm59000005
14PROJECTOR CABINET...