Below you will find exploded diagrams, part numbers, and tune-up kit information for most standard model MicroBlasters.
This page is best viewed on a desktop monitor.
For more detailed information and schematics, consult the equipment manual for your specific unit.
Tank Orifice
MB1409-xx
Vent Pinch Assembly
MB1489-1 (115V)
MB1489-2 (230V)
(See sub-assembly dropdown below for a list of individual part numbers and descriptions.)
Air Valve Assembly
MB1198-9 (115V)
MB1198-10 (230V)
Abrasive Hose
MB1233-25 (25 ft)
MB1233-100 (100 ft)
Modulator Housing Assembly
MB1301-2
Abrasive Pinch Assembly
MB1300-5 (115V)
MB1300-6 (230V)
Abrasive Tank Assembly
MB1404-13
(Includes: Bypass Tube MB1025-5)
Plastic tube 1/4″
ST4012
Fuse, Holder
Fuse holder: ST7005
Fuse (110V): ST7625-010 (1 amp)
Fuse (220V): ST7625-005 (0.5 amp)
Quicknut Connector
MB1455
Power Switch
ST7003
Abrasive blend knob and assembly
Abrasive Blend Knob: MB1396
Abrasive Blend Assembly: MB1397-1
Pressure Gage
MB1407-1
Air Pressure Regulator Assembly
MB1403-4
Filter & Check valve
MB1560
(Included in Air Pressure Regulator Assembly MB1403-4)
Tank Orifice
MB1409-xx
Vent Pinch Assembly
MB1489-1 (115V)
MB1489-2 (230V)
(See sub-assembly dropdown below for a list of individual part numbers and descriptions.)
Air Valve Assembly
MB1198-9 (115V)
MB1198-10 (230V)
Abrasive Hose
MB1233-25 (25 ft)
MB1233-100 (100 ft)
Modulator Housing Assembly
MB1301-2
Abrasive Pinch Assembly
MB1300-5 (115V)
MB1300-6 (230V)
Abrasive Tank Assembly
MB1404-13
(Includes: Bypass Tube MB1025-5)
Plastic tube 1/4″
ST4012
Fuse, Holder
Fuse holder: ST7005
Fuse (110V): ST7625-010 (1 amp)
Fuse (220V): ST7625-005 (0.5 amp)
Quicknut Connector
MB1455
Power Switch
ST7003
Abrasive blend knob and assembly
Abrasive Blend Knob: MB1396
Abrasive Blend Assembly: MB1397-1
Pressure Gage
MB1407-1
Air Pressure Regulator Assembly
MB1403-4
Filter & Check valve
MB1560
(Included in Air Pressure Regulator Assembly MB1403-4)
MicroBlaster Tune-Up Kit
The part number for the entire kit is MB1440. The kit contains the common wear items for most MicroBlaster models including Dual Tank units. Individual components are listed below. The Dual Tank MicroBlaster requires 2 tune-up kits. Cross-reference with the diagram above as needed.
Part Description
Part #
Quantity
Abrasive Hose, 1/4″
MB1233-25
25 ft
Brass Nuts with Sleeve
ST4019
2
1/4″ Ferrules
ST4020
5
Hose Connectors with Quicknut
MB1455
2
Modulator Housing Assembly
MB1301-2
1
Nozzle Nose
MB1230-1
1
1/4″ Nylon Tube
ST4012
3 ft
O-ring* (4.109ID)
ST5022
1
O-ring* (2.00ID)
ST5624
1
*The O-rings in the MicroBlaster Tune-Up Kit are appropriate for the newer model MicroBlaster with a tank cover that looks like the one above. If you have a model that is over 20 years of age or features a plain cover without a sticker, please contact Technical Support to discuss upgrading to the new tank design. The O-rings in the Tune-Up Kit do not fit that older model tank.
Tank Cover
If the top of your tank cover looks like the one pictured to the right, then you have the new style tank cover.
The replacement part number is MB1568.
If your blaster’s tank covers are solid gray, then the new style covers will not fit on your tank. You need to replace the tank in order to replace the cover. Contact Customer Service at 818-841-5500 or through this web form to upgrade your tank and cover.
The top of the new style tank cover looks like this
Abrasive Pinch Assembly
MB1298-3 (115V)
MB1298-4 (230V)
Tank Orifice
MB1409-xx
Air Valve Assembly
MB1198-9 (115V)
MB1198-10 (230V)
Abrasive Hose
MB1233-25 (25 ft)
MB1233-100 (100 ft)
Modulator Housing Assembly
MB1301-2
Abrasive Select or Tank Switch (Toggle)
ST7159
Air Pressure Gage
MB1407-1
Air Pressure Regulator Assembly
MB1321-5 (115V)
MB1321-6 (230V)
Pressure Regulator
MB1376-1
(part of MB1321-5 air pressure regulator assembly)
Abrasive Blend Valve (Powder Adjustment)
MB1397-1
(right side)
Abrasive Blend Valve (Powder Adjustment)
MB1397-2
(left side)
Power Switch
ST7003
Plastic Tube
ST4012
Fuse, fuse holder
Fuse holder: ST7005
Fuse (110V): ST7625-010 (1 amp)
Fuse (220V): ST7625-005 (0.5 amp)
Abrasive Tank Assembly (Right)
MB1404-15
(Right side)
Abrasive Tank Assembly (Left)
MB1404-16
(Left side)
Filter/Check Valve Assembly
MB1560
Abrasive Pinch Assembly
MB1298-3 (115V)
MB1298-4 (230V)
Tank Orifice
MB1409-xx
Air Valve Assembly
MB1198-9 (115V)
MB1198-10 (230V)
Abrasive Hose
MB1233-25 (25 ft)
MB1233-100 (100 ft)
Modulator Housing Assembly
MB1301-2
Abrasive Select or Tank Switch (Toggle)
ST7159
Air Pressure Gage
MB1407-1
Air Pressure Regulator Assembly
MB1321-5 (115V)
MB1321-6 (230V)
Pressure Regulator
MB1376-1
(part of MB1321-5 air pressure regulator assembly)
Abrasive Blend Valve (Powder Adjustment)
MB1397-1
(right side)
Abrasive Blend Valve (Powder Adjustment)
MB1397-2
(left side)
Power Switch
ST7003
Plastic Tube
ST4012
Fuse, fuse holder
Fuse holder: ST7005
Fuse (110V): ST7625-010 (1 amp)
Fuse (220V): ST7625-005 (0.5 amp)
Abrasive Tank Assembly (Right)
MB1404-15
(Right side)
Abrasive Tank Assembly (Left)
MB1404-16
(Left side)
Filter/Check Valve Assembly
MB1560
Questions about MicroBlasting?
If you have questions about setting up, optimizing your blaster, or keeping it running smoothly, contact me:
