1. AOD Design Improvements

2. Bolted Design Added in AL & SS
1-1/2” Clamped Design
1-1/2” Bolted Design
Manifolds & Pump Chamber Rounded – Efficiency + Cost

3. Bolted Design Added in AL & SS
Aluminum Bolted Sizes Added
1-1/2”, 2” and 3”
1” Aluminum size was always bolted design
Stainless Steel Sizes Added
3” bolted is a completely new design
There is no 3” SS clamped design

4. Bolted Designs Added in AL & SS
2” and 3” Bolted Pumps can utilize either an aluminum center section, or the newer polypro center section.

5. Bolted Designs Added in AL & SS
2” and 3” AL and SS bolted designs have aluminum center section as “standard”
2” Polypro and 2” PVDF (Kynar) pumps have polypro center section as “standard”

6. Bolted Design Added in AL & SS
Advantages of 2” & 3” Aluminum CS
Lower cost
Higher efficiency at 100+ PSI inlet air pressure
Higher efficiency at 100+ GPM
Advantages of 2” & 3” Polypro CS
Non-icing design
Chemically resistant Polypro/SS materials

7. 2” Pump Over Speeding Protection
New Teflon pilot spool bumper added
Behr Paint; Sunair-distributor
Dynamic pump speed control – DRD100
Price Pump video
Detects increased air volume and shuts down air supply

8. Other AOD Improvements
New quieter mufflers added as an Option in 2009
New filter/regulators tested w/gauge better flow
Spool housing cap now 30% GF Nylon
New supplier for 2” SS spool housing; lower cost
3D models of bolted design parts and selected existing parts; could make 3D pump models
Electrically conductive CFRPP with ATEX for non-metallic pumps

9. AOD Accessories/Yamada
Pump Speed Controller – Yamada YSC-2EX
For 2” and 3” metallic pumps – counts and maintains cycle speed and flow control
Dry Run Detector – Yamada DRD-100
For 2” and 3” pumps – prevents over speeding and over stroking by detecting increase in air volume
Liquid Level Contoller – LLC1 and LLC2
All pneumatic start/stop sump level control
Diaphragm Monitoring – DM2
Leak detection sends electrical signal to controller

10. AOD Competitors New Features
Wilden added new ProFloX air valve
Incorporates “needle valve” EMS system
Same main spool and pilot spool design
“ARO” type unbalanced spool
Spool O’rings are pre-lubed – NLGI Grade2 EP
Submersible different porting and parts on V,X

11. AOD Competitors New Features
Wilden added new ProFloX air valve
All ProFlo valves need O’ring pick

12. AOD Competitors New Features
ARO latest valve design is EXP, unbalanced spool
Pump has 5 year warranty
Claim optimum energy efficiency
Claim best total cost of ownership, convoluted diaphragm – 4 times life
Sliding shoe, pre-greased air valve O’rings

13. AOD Competitors New Features
Sliding shoe, pre-greased air valve O’rings

14. Hydraulic Performance 100 GPM @ 40 PSI
Price Pump AOD2-PNNN
63 PSI, 82 SCFM HP
Wilden PX800 non-metallic
110 PSI, 95 SCFM HP
Sandpiper S20 non-metallic design level 3
ARO PX20P non-metallic
100 PSI, 95 SCFM HP