Specifications

6. Rinse thoroughly with clean hot water and allow to dry.
7. Reinstall Filter Element.
NOTE: Replacement Elements and parts are
available through the Sunnen or your local supplier.
8. Snap Filter Cover into place over Filter Element.
9. Close and secure Door.
10. Turn ON power to the machine.
SUMP DRAIN CLEANING
Periodically check and clean Sump Drain (see
Figure 4-3)
. Sump Drain should be cleaned when
there is a noticeable drop in coolant pressure.
1. Turn OFF power at Master ON/OFF Switch.
2.
Remove Drain Cover in right side of machine base,
by removing six (6) button socket head capsrcews.
3. Remove sludge from sump and pump screen.
UPPER SPINDLE BELT
To replace Upper Spindle Belt, proceed as follows:
1. Remove Screws and Washers securing Motor
Spindle Cover, then remove Cover
(see Figure 4-4).
2. Loosen four (4) Screws holding Spindle Motor
Bracket to deck
(see Figure 4-5).
3. Loosen tension Setscrew in Tension Rod.
4. Slide spindle motor in toward spindle to loosen belt.
5. Remove old belt and replace with new belt.
6. Use tension Setscrew against Bracket to tension
belt before tightening Screws on Spindle Motor
Bracket. (New Belt: Tension belt so that deflection
at midway between pulleys is approximately 7,5mm
(.3in) when a 53N (12 lb) load is applied.)
NOTE: Used Belt: Tension belt so that deflection at
midway between pulleys is approximately 7,5mm
(.3in) when a 40N (9 lb) load is applied..
7. Tighten four (4) Screws holding Spindle Motor
Bracket to deck.
8. Reinstall Cover.
LOWER SPINDLE BELT
To replace Lower Spindle Belt:, proceed as follows:
1. Remove Upper Cover
(refer to Figure 4-4).
2. Loosen four (4) Screws holding Spindle Motor
Bracket to deck. Then loosen tension Setscrew in
Tension Rod
(refer to Figure 4-5).
3. Slide spindle motor in toward spindle to loosen
Upper Spindle Belt.
4. Remove Front Cover
(see Figure 4-6).
5. Remove Motor Sprocket Assembly, by removing
four (4) Screws and Washers securing assembly to
upper Deck by acess through top pulley
(see
Figure 4-7)
.
6. Slide Ball Spline Assembly out of lower
Sprocket
(refer to Figure 4-7). Block upper assembly
as required.
21
FIGURE 4-6, Front Cover
FRONT
COVER
FRONT
COVER
SCREWS
FIGURE 4-7, Lower Spindle Belt
WASHERS
SCREWS
MOTOR
SPROCKET
ASSEMBLY
BALL
SPLINE
ASSEMBLY
SPROCKET