Technical Data
Our engineering department releases Engineering Bulletins, Instruction Manuals and Maintenance & Operational Videos on an as-needed basis. They are intended to educate our customers about Betts products, regulations and other important information. Please check back on a regular basis for updates.
Betts Industries’ Only Qualified Rework Manufacturer
Engineering Bulletins
Bulletin numbers are derived by assigning a sequential number and then appending a dash and the year of original issue. For example, bulletin “3-2000” is the third bulletin published in calendar year 2000. The date indicates the current version of the bulletin. Some gaps exist in the list because certain Engineering Bulletins have been withdrawn due to obsolescence as designs and regulations change.
| Subject | Download Bulletin | Publish Date |
|---|---|---|
| New Part Number and Lens Assembly for Work Lamps | EB-01-26 | 1/26/26 |
| How to Verify Integrity of Welded Clips on Betts Clamp Ring Style Manholes | EB-08-25 | 6/26/25 |
| Internal Hydraulic Valve Stem/Spring Retainer Design Enhancement | EB-06-25 | 8/15/25 |
| Introduction to the New Tophead O-ring Seal on 3” & 4” Hydrolet Valves | EB-05-25 | 8/12/25 |
| New Cable Entry Fittings Replace Discontinued Fittings | EB-04-25 | 8/14/25 |
| New Plastic Body Replaces Discontinued 60 Series Metal Bodies | EB-03-25 | 2/25/25 |
| New 6 LED Lens Assemblies Replaces Discontinued 3 LED Lens Assemblies | EB-02-25 | 2/14/25 |
| Installation of 3.5” Aluminum Pneumatic Threaded Mount Vapor Valve | EB-01-25 | 8/12/25 |
| New Alternating Quad Flasher Replaces Discontinued 920623 for Installation in 4” Housings | EB-06-24 | 8/27/24 |
| New Alternating Quad Flasher Replaces Discontinued 920736 for Installation in 4x8 Junction Box | EB-05-24 | 8/23/24 |
| New Multi-LED Deep Lens w/ License Lamp Replaces Discontinued 710025 & 710031 | EB-04-24 | 5/31/24 |
| New ¾” LED Button Lamp Replaces Discontinued B20 Lamp | EB-03-24 | 7/13/26 |
| Rear Head Valve Product Improvement and New Part Numbering Code Rollout | EB-02-24 | 3/20/24 |
| Design Enhancement to the Cable Pull Lever for 1” Water Drain Emergency Valve | EB-01-24 | 3/1/24 |
| Product Information - PTFE Gaskets and Seals (Filled, Envelope and Encapsulated) | EB-03-23 | 12/21/23 |
| New 6” Oval Grommet Mount LED Lamp Replaces Discontinued B73 Oval Lamp | EB-02-23 | 10/30/23 |
| Design Modification Alert – Internal & External Chemical Hydraulic Pistons | EB-03-22 | 10/14/2022 |
| Thermoplastic Series-200 Lamp Body Replaces Discontinued Aluminum Bodies | EB-02-22 | 8/25/22 |
| Breather Vent Overturn Protection ADR/EN Requirement and Compliance | EB-01-22 | 4/22/2022 |
| Flickering/Blinking LEDs on SR4 Series Lens Assemblies | EB-01-21 | 10/26/2022 |
| Part Number Changes – Work Lamps | EB-03-20 | 9/29/2020 |
| Part Number changes – ID Bars | EB-04-20 | 9/29/2020 |
| Part Number changes – License Lamps | EB-05-20 | 10/1/2020 |
| Change from 60 LED to 44 LED Lens Assemblies | EB-02-20 | 6/4/2020 |
| Important Maintenance and New Seal Design for Quick Clean Hydraulic Valve | EB-01-20 | 4/14/2020 |
| Procedure for Pneumatic Leak Test of Hydrolet Valve (Pre-Load Qualification) | EB-03-18 | 12/21/18 |
| Regulatory Instructions: Replacement of Pressure Relief Valves on MC306 Tanks | EB-01-18 | 01/20/18 |
| Wet-R-Dri Valve Product Family Changes and New Product Introduction | EB-02-17 | 12/01/17 |
| Issue with Leaking Air from Master Control on Air Distributor EB-01-17 | EB-01-17 | 11/01/17 |
| Design Change to the Disc and Seal for the External Chemical Hydraulic Valve | EB-01-16 | 3/25/2020 |
| Important Notification for Gate/Sliding Valves Used in Hot Service Application | EB-01-15 | 3/25/2020 |
| Jack Screw Usage Instructions for Internal Air Emergency Valves | 2-14 | 01/01/14 |
| New Look For Betts Normal Vents | EB-01-14 | 3/25/20 |
| Modification of Internal Air Emergency Valve Breather Port | 4-12 | 08/01/12 |
| Replacement Models for Obsolete Surge Suppression Pressure Relief Valves | EB-02-12 | 3/25/2020 |
| Water Flow Rates of Betts Emergency Valves | EB-01-12 | 10/09/2020 |
| Important Design Modification Alert for Betts Internal Air Valves | 1-11 | 01/11/11 |
| Wet-R-Dri Valve Viton® Disc Material Update | SB9-08 | 09/15/08 |
| Important Design Modification Alert for Betts’ Hydraulic Valves | 8-08 | 08/25/08 |
| Installation of Betts Clamp Ring Style Manhole Assemblies | EB-01-08 | 10/17/24 |
| 16″ Offset PAF Manhole Orientation Change | 1-05 | 06/02/05 |
| Maintenance and Use of Betts Sanitary Manway | 8-03 | 10/27/03 |
| Maintenance and Use of Betts Full Opening Pressure Manholes | EB-07-03 | 02/01/21 |
| Hydraulic Valve System Plumbing Schematic | EB-03-03 | 03/03/21 |
| Cable Emergency Valve System Schematic | EB-02-03 | 07/02/21 |
| Air Emergency Valve System Plumbing | 1-03 | 06/20/03 |
| Emergency Valve Straight Lift Mechanism – Operational Notes | 4-02 | 10/23/02 |
| Converting Wet-R-Dri Valves from Right Hand to Left Hand Operation | 2-02 | 06/13/02 |
| Converting Air-Spring Wet-R-Dri Actuators from Normally Closed to Normally Open | EB-01-02 | 06/04/21 |
| Aluminum Sequential Interlock Vapor Valve Mounting and Plumbing Configurations | 1-01 | 10/31/01 |
| Packing Adjustment for Rear Head Valves and Hot Product Valves | EB-04-00 | 05/31/24 |
| MAWP and Bursting Pressure Ratings for Betts Valves | 3-00 | 02/09/10 |
| Stuffing Box Springs for Internal Chemical Hydraulic Valve CH45843SST | 2-00 | 03/20/00 |
| Q.R.B. Hydrolet Clamp Ring Installation and Torque Rating | EB-09-99 | 12/27/1999 |
| Safety Instructions – Outside Screw and Yoke (OS&Y) Hydrolet Valves | EB-08-99 | 3/25/20 |
| Installation Procedure for 3″ and 4″ Wet-R-Dri Valves with 1-1/8″ Thick Bodies | 6-99 | 09/10/99 |
| Installation and Care Instructions for Teflon Encapsulated Square Gaskets for Tiona-Betts Full Opening Manholes | EB-03-99 | 05/24/99 |
| Normal Vent Test Procedure | EB-01-99 | 03/18/24 |
| Betts Hydraulic Sliding Valves – Mounting Instructions for Hydraulic Actuator | EB-04-98 | 01/11/19 |
| Betts Air Actuator – Manual Operation Instructions | EB-03-98 | 04/03/98 |
| Updating Packing in Chemical Hydraulic Valves | EB-01-98 | 12/02/99 |
| O-ring Replacement Instructions for Betts Ecliptic Valve Shafts | EB-4-97-B | 5/1/97 |
Installation, Operation & Maintenance Manuals
Bulletin numbers are derived by assigning a sequential number and then appending a dash and the year of original issue. For example, bulletin “3-2000” is the third bulletin published in calendar year 2000. The date indicates the current version of the bulletin. Some gaps exist in the list because certain Engineering Bulletins have been withdrawn due to obsolescence as designs and regulations change.
| Subject | Download Brochure | Publish Date |
|---|---|---|
| Air Commander™ Air Distributor Installation and Maintenance Manual | MM-AD001 | 10/01/17 (Rev. 4) |
| Emergency/Remote Shutdown Valve Installation and Maintenance Manual | MM-AD005 | 10/26/23 (Rev. 0) |
| Air Manifold Installation and Maintenance Manual | MM-AM001 | 06/09/09 (Rev. A) |
| 3.5" & 4" Aluminum Pneumatic Interlock Vapor Valve Installation and Maintenance Manual | MM-AV001 | 8/11/25 (Rev. 2) |
| Quick Clean Spring Housing Assembly | MM-CH001 | 02/27/08 (Rev. A) |
| Quick Clean Chemical Hydraulic Valves | MM-CH002 | 05/11/08 (Rev. A) |
| External Chemical Hydraulic Valves | MM-CH004 | 10/20/20 (Rev. 0) |
| Internal Chemical Hydraulic Valves | MM-CH005 | 05/18/09 (Rev. A) |
| 2″ Vapor Recovery Valve Installation and Maintenance Manual | MM-CH006 | 06/13/22 (Rev. 0) |
| Cam-Latch Manhole Opening and Closing Procedure | MM-CL002 | 10/14/16 (Rev. A) |
| 1” Cable Operated Water Drain Valve Installation and Maintenance Manual | MM-EV005 | 4/29/25 (Rev. 1) |
| Hydraulic Pump | MM-HP001 | 02/09/11 (Rev. B) |
| Hydrolet QRB Installation and Maintenance Manual | MM-HY001 | 6/12/25 (Rev. 3) |
| Full Opening Manhole Installation and Maintenance Manual | MM-MH001 | 1/14/22 (Rev. 0) |
| Model PAF 450 Assembly | MM-PRV003 | 11/17/09 (Rev. C) |
| 6234 In-breathing Vacuum Vent Installation and Maintenance Manual | MM-PRV005 | 06/20/22 (Rev. 0) |
| 4” & 6” Rear Head and Side Discharge Valves Installation and Maintenance Manual | MM-RH001 | 5/28/24 (Rev. 1) |
| Pneumatic Sliding Valve | MM-SV001 | 06/23/09 (Rev. A) |
| Maintenance Manual for PAF 406-96 & PAF 406-98 Latch Style Surge Pressure Relief Valves and Manhole Assemblies | Download | 09/16/99 |
| Guardian P/V/C Vents | MM-RV002 | 4/9/26 (Rev. 2) |
| Maintenance Manual for Test Box for Pressure Valves and Vacuum Breakers | MM-TB001 | 7/9/26 (Rev. 0) |
| Operational Procedure for 407/412 Pressure/Vacuum Vent Test Box | MM-TB002 | 10/31/25 (Rev. 1) |