Instructions :

1. Click on below link
2. Scroll Down to Technical Data (Overview / Specifications / Downloads)
3. Under Downloads, click on the required document 

EXPERT-SERIES NON METALLIC RANGE

• PX10P-XXS-XXX---1'' EXP Non-Metallic Air Operated Diaphragm Pump
• PX15P-XXS-XXX---1 1/2'' EXP Non-Metallic Air Operated Diaphragm Pump
• PX20P-XXX-XXX---2'' EXP Non-Metallic Air Operated Diaphragm Pump
• PX30P-XXX-XXX-XXX---3'' EXP Non-Metallic Air Operated Diaphragm Pump

EXPERT SERIES METALLIC RANGE

• PX10X-XXX-XXX--- 1'' EXP Metallic Air Operated Diaphragm Pump
• PX15X-XXX-XXX---1 1/2'' EXP Metallic Air Operated Diaphragm Pump
• PX20X-XXX-XXX-B---2'' EXP Metallic Air Operated Diaphragm Pump
• PX30X-XXX-XXX-C---3'' EXP Metallic Air Operated Diaphragm Pump

ELECTRONIC INTERFACE PUMPS

Electronic Interface Pumps are available in eight sizes, from 1/4" to 3".

See attached manuals:

• PX01X-XXX-XXX-AXXX - manual for 1/4"  (Compact Series)
• 46750808 - manual for 3/8", 1/2" and 3/4"  (Compact Series)
• 46750816 - manual for 1", 1.5", 2" and 3"  (EXP Series)