Maintenance & Troubleshooting
MicroBlaster Replacement Parts
Appropriate for most models. Cross-reference with the diagram above.
If the MB1068 Tank Cover Assembly needs to be replaced in an older model MicroBlaster, then the Tank Cover O-Ring Kit (MB1450) is also needed. More importantly, it may be time to replace the tank. Please call Customer Service at 1-818-841-5500 and have the serial number for the unit ready.
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.
Vent Pinch Assembly
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.
MicroBlaster – Other Replacement Part Numbers and Descriptions
Part Description | Part # |
---|---|
Abrasive Blend (Powder Adjustment) Knob | MB1396 |
Abrasive Blend (Powder Adjustment) Valve | MB1397-1 |
Abrasive Hose | MB1233-25 (25ft) or -100 (100 ft) |
Abrasive Tank Assembly | MB1404-13 |
Abrasive Pinch Assembly | MB1300-5 (115V) or MB1300-6 (230V) |
Air Pressure Gage | MB1407-1 |
Air Valve Assembly | MB1198-9 (115V) or MB1198-10 (230V) |
Bypass Tube | MB1025-5 |
Cutting Speed Regulator | MB1403-4 |
Filter/ Check Valve Assembly | MB1560 |
Footswitch | ST7015 |
Fuse (Holder) | ST7005 |
Lamp | ST7004 |
Modulator Housing Assembly | MB1301-2 |
QuickNut Connector | MB1455 |
Power Toggle Switch | ST7003 |
Power Cord | ST7016 |
Socket (Neon) | MB1227-1 (115V) or MB1227-2 (230V) |
Tank Orifice | MB1409-xx (xx= orifice size; -40 is most common) |
Tube (Plastic) | ST4012 |
Vent Pinch Assembly | MB1489-1 (115V) or MB1489-2 (230V) |
Abrasive Pinch Assembly
MB1298-3 (115V) or MB1298-4 (230V)
(See sub-assembly dropdown below for individual part numbers and descriptions.)
Abrasive Tank Assembly (Right)
MB1404-15
(Right side; See sub-assembly below for individual part numbers and descriptions)
Abrasive Pinch Assembly
MB1298-3 (115V) or MB1298-4 (230V)
(See sub-assembly dropdown below for individual part numbers and descriptions.)
Abrasive Tank Assembly (Right)
MB1404-15
(Right side; See sub-assembly below for individual part numbers and descriptions)
Dual Tank MicroBlaster – Other Replacement Part Numbers and Descriptions
Appropriate for most models. Cross-reference with the diagram above
Part Description | Part # |
---|---|
Abrasive Blend Knob | MB1396 |
Abrasive Blend Valve (2) | MB1397-1 and MB1397-2 |
Abrasive Hose | MB1233-25 (25 ft) or -100 (100 ft) |
Abrasive Select or Tank Switch (Toggle) | ST7159 |
Abrasive Tank Assembly (2) | MB1404-15 (Right) and MB1404-16 (Left) |
Abrasive Vent Pinch Assembly | MB1298-3 (115V) or MB1298-4 (230V) |
Air Pressure Gage | MB1407-1 |
Air Valve Assembly | MB1198-9 (115V) or MB1198-10 (230V) |
Bypass Tube | MB1025-5 |
Air Pressure Regulator Assembly | MB1321-5 (115V) or MB1321-6 (230V) |
Filter/Check Valve Assembly | MB1560 |
Footswitch (not shown) | ST7015 |
Fuse (Holder) | ST7005 |
Lamp | ST7004 |
Modulator Housing Assembly | MB1301-2 |
Quicknut Connector | MB1455 |
Plastic Tube | ST4012 |
Power Cord | ST7016 (115V) or ST7235 (230V) |
Power Switch | ST7003 |
Pressure Regulator | MB1376-1 |
Socket, Neon | MB1227-1 (115V) or MB1227-2 (230V) |
Tank Orifice | MB1409-xx |
Vent Pinch assembly | MB1489-1 (115V) or MB1489-2 (230V) |
MicroBlaster Sub-Assembly – Abrasive Pinch
The part numbers for the entire Abrasive Pinch Assembly for the Single Tank MicroBlaster (MB1000) are MB1300-5 (115V) and MB1300-6 (230V). The part numbers for the Abrasive Pinch Assembly on the Dual Tank MicroBlaster (MB1002) are MB1298-3 (115V) and MB1298-4 (230V).
Part Description | Part # |
---|---|
Bracket, Pinch (Single Tank only) | MB1384-1 |
Cylinder, 1 1/16 | ST6081 |
Elbow, 1/4T x 1/8P (Single Tank only) | ST4010 |
Plunger, Pinch | MB1050-2 |
Tube, Pinch | MB1282 |
Valve, Flow Control | ST6231 |
Valve, Sol. 3-way | ST6003-1 (115V) or ST6003-5 (230V) |
Vent, Breather | ST4003 |
MicroBlaster Sub-Assembly – Abrasive Tank
The part numbers for the entire Abrasive Tank Assembly on the Single Tank Microblaster (MB1000) is MB1404-13. The Dual Tank (MB1002) features two Abrasive Tank Assemblies, MB1404-15 and MB1404-16. Individual components are listed below.
Part Description | Part # |
---|---|
Bypass Tube | MB1025-5 |
Cross | ST4131 |
Elbow, Street 1/8P | ST4004 |
Elbow | ST4010 |
Elbow, Street, 0.125″, 45° | ST4130 |
Nipple, 1/8P x 2 1/2 Lg | ST4110 |
Quicknut Connector | MB1455 |
Tank, Powder, Acme Thread | MB1328-13 |
MicroBlaster Sub-Assembly – Vent Pinch
The part numbers for the Vent Pinch Assembly are MB1489-1 (115V) and MB1489-2 (230V). Individual components are listed below.
Part Description | Part # | Quantity |
---|---|---|
Bracket, Pinch | MB1384-1 | 1 |
Cylinder, 1 1/16 | ST6081 | 1 |
Elbow, 1/4T x 1/8P | ST4010 | 1 |
Elbow, 1/4T x 1/8MPT | ST4144 | 2 |
Plunger, Pinch | MB1050-2 | 1 |
Tube, Pinch | MB1282 | 1 |
Tube, 1/4OD x 0.040 Wall | ST4012 | 1 |
Valve, 3-Way, NC | ST6277-1 (115V) or ST6277-2 (230V) | 1 |
Vent, Breather | ST4003 | 2 |