Rev 8, Dated 27-2-2018
30
Procedure
4.
Procedure for changing DC motor.
Steps
1. Remove 3 pin top from mains and 15 pin TPC cable.
2. Remove top cover of treadmill/handles.
3. Remove all connections from DC motor.
4. Do not disturb settings of adjuster bolts.
5. Remove timer bell from Dc motor
6. Put DC motor on chassis
7. Fix the timer belt into motor.
8. Adjust the holes of Dc motor and chassis.
9. Insert M10-bolts & fix the nut accordingly(Do not tight nut bolts)
10. Do the wiring of Dc motor but do not plug-in 3 pin top to mains.
11. Set the timer belts properly(check its tension, it should either
too loose or too tight)
12. Tight all four M 10 bolts
13. Check whether magnet is present on flywheel.
14. Connect the sensor along with flywheel.
15. Adjust sensor in such a way that there should be a gap
between sensor and magnet from 5mm to 7mm.
16. Plug in 3 pin top check treadmill by shorting pin 1 & 9.
Material
Req.
Procedure
5.
Changing of AC Card + DC Drive Assembly to ACDC Drive
Combined.
Steps
1.
Switch Off the Machine and remove the 3 pin plug.
2.
Open back cover of Compact Treadmill.
3.
Remove all connections from AC Card and DC Drive.
4.
Remove AC Card and DC Drive from Bakelite sheet including
transformer.
5.
Keep limit switches and speed sensor as they are.
6.
Remove Bakelite sheet from its position.
7.
Mark Top & Bottom sides of Bakelite before removing.
8.
Place ACDC Drive on Bakelite Sheet Centrally and mark the four
corners of ACDC drive box on Bakelite.
9.
After marking, make drill with M6 Drill bit markings (total 4
drills).
10.
Insert M5X30 mm screw from back side of Bakelite with plane
washer.
11.
Fit this screw from front side using M 5 spring washer then M 5
plane washer then M 5 nut.
12.
Put ACDC drive box on Bakelite. See matching of Box holes with
fitted screws.
13.
Remove box & fit Bakelite to its original position.
14.
Insert base grommet on all 4 screws (M5 X 30 mm).
15.
Mount ACDC drive on 4 screws (M5 X 30 mm) & fit it with M5
plane washer, M5 spring washer & M5 nut (as in pt.11).
16.
Remove top cover of ACDC drive box.
17.
Bring out two earthing connections from DC Motor (Rotomag or
Thyron). Connect one to AC mains socket (CON 10) on ACDC
drive & other to ACDC drives corner mounting screw with
earthing clip.
18.
Fit armature wires coming from DC Motor in A+ and A- pins of
connector CON 15 on ACDC drive.
19.
If there is Thyron DC Motor then solder “GMKDSP 3/2” green 2
pin connector at CON 15.Fit field wiring of DC Motor in ‘F+’ and
‘F-of connector CON 15. Make sure that diode D-24 (4148) is
connected on ACDC drive (for Thyron Only).
20.
Solder two wires coming from speed sensor to 2 pin Relimate
connector (female) and insert it on ACDC drive at CON 8.
21.
Fit wires coming from limit switches in CON5 and CON 7.
