NSI Solutions SinkBULLIT SB-KIT2 User manual

nsisolutions.com English Rev -
with Rapid Z™-CUT & Rapid Z™-DRUM
INSTRUCTION MANUAL
SB-KIT2
Please read this instruction manual thoroughly to ensure the safe and correct use of this tool. Keep this
manual in a place where operators can access it anytime necessary.
INTRODUCTION
Thank you for purchasing the NSI Solutions Sink BULL™LT.The Sink BULL™LT is a machine specifically
designed to grind perfect repeatable cutouts for undermount sinks in stone and quartz slabs. Please
read this instruction manual thoroughly for assembly instructions, safe operation, tool handling, tool
capability information, and all other precautions before using the tool. Keep this manual in a place
where operators can access it easily.
To be used, the Sink BULL™LT is assembled to an angle grinder and has grinding tools installed.
Observe all operational and safety instructions contained in the instruction manual supplied with the
angle grinder and the associated Rapid Z™-CUT and Rapid Z™-DRUM grinding wheels.
Visit nsisolutions.com for resources and videos featuring the Sink BULL™LT
or
visit NSITools on YouTube
Proudly Designed & Assembled in the U.S.A. from Global Components

Page 2
TABLE OF CONTENTS
INTRODUCTION.............................................................................................................................................1
TABLE OF CONTENTS.....................................................................................................................................2
GENERAL SAFETY WARNINGS .......................................................................................................................3
ASSEMBLY INSTRUCTIONS ............................................................................................................................4
Sink BULL™LT Package and Accessories....................................................................................................4
Tools Needed for Assembly ......................................................................................................................5
Prepare Grinder ........................................................................................................................................5
Install Grinder into Carriage......................................................................................................................6
Install Carriage and Handles .....................................................................................................................8
Final Assembly ..........................................................................................................................................9
USE INSTRUCTIONS.....................................................................................................................................11
Before Using the Sink BULL™LT...............................................................................................................11
How to Operate ......................................................................................................................................12
Overview.................................................................................................................................................12
Grinding Wheel Selection .......................................................................................................................12
Rough Cut the Hole.................................................................................................................................14
Setup the Sink BULL™LT ..........................................................................................................................14
Clamp the Template in Place ..................................................................................................................14
Set the Initial Grinding Height.................................................................................................................15
Initial Grinding/Shaping ..........................................................................................................................16
Final Grinding/Shaping............................................................................................................................17
After Use .................................................................................................................................................18
CLEANING AND MAINTENANCE..................................................................................................................18
CONTACT NSI SOLUTIONS...........................................................................................................................19

Page 3
GENERAL SAFETY WARNINGS
Read and Understand All Instructions
Failure to follow all instructions listed below may result in electric shock, fire and/or serious
personal injury.
Use Proper Safety Gear
Always wear eye protection and proper personal safety equipment when using this product.
Observe Maximum RPM
Maximum 8500 RPM for Rapid Z™-DRUM wheels and 12000 RPM for Rapid Z™-CUT wheels.
Caution
Firmly attach all components before use.
Wet Use Only
Rapid Z™ grinding wheels and drums are designed for wet use only.
Caution
Observe all safety instructions provided with the electric grinder and all associated tools and
accessories.
!
!
!
!
!
!

Page 4
ASSEMBLY INSTRUCTIONS
Sink BULL™LT Package and Accessories
Included with Sink BULL™LT
Purchased
separately
MAIN BOX
(1) Sink BULL™LT base assembly
●
(1) 3” Rapid Z™-CUT- Grinding wheel with template bearing
●
(1) 3” Rapid Z™-Drum - COARSE grinding drum with template
bearing
●
(1) 3” Rapid Z™-Drum- FINE grinding drum with template bearing
●
(1) Custom multi-function wrench
●
(1) Sink BULL™LT Instruction Manual
●
BOX LABELED CARRIAGE (located inside main box)
(1) Carriage
●
(1) Height adjustment handle
●
(1) 5/8” square head bolt
●
(1) Bolt head spacer
●
(1) 5/8” washer
●
BOX LABELED HANDLES, HARDWARE AND ACCESSORIES (located inside
main box)
(2) Handle Assemblies
●
(1) Splash guard angle
●
(2) 14mm hex head bolts
●
(2) 14mm x 28mm washers
●
(1) 14mm x 24mm washer - Zinc
●
(4) 6mm socket head cap screws
●
(2) 6mm washers
●
(1) Angel Guard Products –Cord Connect
●
(1) GFCI adapter
●
ALSO REQUIRED
(1) Makita GA7021, 7” angle grinder
●
(1) Accessory grip handle (included with Makita grinder)
●
OPTIONAL ACCESSORIES
1” Rapid Z™-DRUM - COARSE grinding drum with template
bearing
●
1” Rapid Z™-DRUM - FINE grinding drum with template
bearing
●

Page 5
Tools Needed for Assembly
•22mm Open End Wrench or Crescent Wrench
•5 mm Allen (Hex) Wrench
•1/8” Allen (Hex) Wrench
Caution
Always be sure that the grinder is switched off and unplugged before performing any work on the
tool.
Prepare Grinder
1. A Makita grinder, model number GA7021, must be purchased separately for use with
the Sink BULL™LT.
2. If installed, remove the wheel guard from grinder (see Figure 1). The Guard will not be
required for use with the Sink BULL™LT.
3. If installed, remove the grip handle from grinder (see Figure 1). Save the handle to
reinstall on the Sink BULL™LT in a later step.
4. Using a 5mm Allen or hex wrench, remove quantity (4) socket head cap screws from the
head of grinder at locations shown (see Figure 2). Do not remove the grinder head.
Save the screws to reassemble the grinder if it is removed from the Sink BULL™LT
FIGURE 1 –Prepare Grinder FIGURE 2 –Remove Screws
!

Page 6
Install Grinder into Carriage
5. Insert the Bolt Head Spacer and the 5/8” square head bolt into the carriage with the
head nested in the recess (see Figure 3).
FIGURE 3 –Insert Spacer and 5/8” Bolt
6. With the spacer and 5/8” bolt inserted into the carriage, place the carriage over the
head of the grinder (see Figure 4).
7. Using a 5mm Allen or hex wrench, install quantity (2) of the supplied 6mm socket head
cap screws through the splash guard angle, and through the carriage holes closest to the
grinder body and thread them into the grinder head holes exposed in step 4 above (see
Figure 4). Do not tighten until all screws and bolts have been started.
8. Using a 5mm Allen or hex wrench, install quantity (2) of the supplied 6mm socket head
cap screws and 6mm washers through the remaining carriage holes and thread them
into the remaining grinder head holes exposed in step 4 above (see Figure 4). Do not
tighten until all screws and bolts have been started.

Page 7
9. Using a 22mm open end wrench or Crescent wrench, install quantity (1) 14mm hex head
bolt and 14mm x 28mm washer through the large holes on the side of the carriage and
into the threaded holes on the side of the grinder head. Install these bolts on both sides
of the carriage. Do not tighten until all screws and bolts have been started.
10. Tighten all screws and bolts.
FIGURE 4 –Install Grinder into Carriage

Page 8
Install Carriage and Handles
11. Place the “V” nose of the carriage assembly (with the grinder installed) into the” V”
notch of the base assembly with the 5/8” bolt protruding through the slot (see Figure 5).
12. Place the 5/8” washer over the bolt and install the height adjustment handle by hand
tightening it onto the 5/8” bolt (see Figure 5).
13. Note –the height adjustment handle can be adjusted to many different positions by
pulling the handle straight out after it is tightened and rotating to the desired position.
14. Insert and hand tighten the handle assemblies into place on each side of the
Sink BULL™LT as shown (see Figure 5).
FIGURE 5 –Install Carriage and Handles

Page 9
Final Assembly
15. On the Sink BULL™LT base assembly, on the end opposite the height adjustment
handle, use a 1/8” Allen or hex wrench to remove (2) #10-24 screws attaching the red
hose/cord clamp. Press the grinder cord into the clamp and reinstall the screws (see
Figure 6). Make sure the spiral wrapped water hose is still clamped and take care to not
overtighten the screws
16. Install the accessory grip handle that came with the Makita grinder with (1)
14mm x 24mm washer into the threaded hole provided (see Figure 6).
FIGURE 6 –Final Assembly

Page 10
17. NSI Solutions LLC has provided an Angel Guard Products - Cord Connect with the
Sink BULL™LT kit. When using an extension cord with the grinder, install the Cord
Connect and gasket per the manufacturer’s instructions to help keep water out of the
electrical connection (see Figure 7).
FIGURE 7 –Angel Guard –Cord Connect
Caution
Ensure the Angel Guard - Cord Connect remains on the grinder/extension cord connection at all
times.
18. NSI Solutions LLC has provided a GFCI adapter with the Sink BULL™LT kit. Ensure the
grinder or extension cord is plugged into this GFCI adapter or other GFCI protected
circuit when in use (see Figure 8).
FIGURE 8 –GFCI Adapter
Caution
Ensure GFCI remains connected to grinder at all times when in use or that the grinder is plugged into
other GFCI protected circuit.
!
!