Product Manual
Pumps and Accessories Price List
TOLL FREE ORDER LINE 1-800-708-1894
63
Part # Description
8116.2508.00 Unloader 3650 PSI Max
8116.2515.00 Unloader 1750 PSI Max
8116.2515.01 Seat & O-Ring Kit
8116.2515.02 Repair Kit
8116.2515.03 Repair Kit, Pack of 5
Part # PSI Inlet/Outlet By-Pass
8108.2510.00 2000 3/8" M 3/8" F
MV #0215004010
8108.2511.00 2600 3/8" M 3/8" F
MV #0215005010
8108.2507.00 3200 3/8" M 3/8" F
MV #0215006010
8108.2514.00 2000 3/8" M 3/8" M
MV #0215004120
8108.2501.01 Repair Kit
MV #0215101000
8108.2559.01 Knob
MV #0119740010
• Internal Spring Design
• Brass Valve Body
• Adjustment Handle
• 200° F Max. 8 GPM
• Pressure Activated
UNLOADERS – Trapped Pressure
PP520
PP540
PP560
PP520
Part # PSI I/O By-Pass
8108.2503.00* 3600 3/8" F 1/4" Fx2
MV #0215002150
8108.2504.00 3600 3/8" F 1/4" Fx2
MV #0215002010
8108.2506.00 3600 3/8" F 1/4" Fx1
MV #0215003010
8108.2503.01 Repair Kit
MV #0215102000
8108.2504.01 Knob
MV #0119000010
* With Built-in EZ Start Valve
UNLOADERS – Trapped Pressure
MV550
MV580
• Brass Valve Body • Adjustment Handle
• 200° F Max. • 8.0 GPM
MV550
MV550
MV580
• 8 GPM @ 3600 PSI
• 200° F
Part # Description
8108.2513.00 Unloader, with Switch
MV #0215002050
8108.2513.01 Repair Kit, Micro Switch
MV #0101000000
UNLOADERS – MV 550
UNLOADERS – Pulsar 3
• 8.0 GPM
• 195° F Max
• Inlet/By-Pass 3/8” NPT
• Outlet 3/8” NPT
• Box Qty 15
Part # Inlet Outlet By-Pass PSI
8108.2505.00 3/8" M 3/8" M 1/4" F 3600
MV #0215002960
8108.2503.01 Repair Kit PP590
MV #0215102000
8108.2502.00 3/8" F 3/8" F 1/4" F 4000
MV #0215003300
8108.2512.00* 3/8" F 3/8" F 1/4" F 4000
MV #0215003310
8108.2502.01 Repair Kit MV595
MV #0215103320
8108.2555.01 Chem Inj for Unloader
MV #0203100020
*Does not include Injector
*Includes Safety Valve
UNLOADERS – Trapped Pressure
• 8.0 GPM
• 200° F Max.
• Built-in Thermal Relief Valve
• Built-in EZ Start Valve
• Built-in Chemical Injector
MV590
MV595
• 8 GPM @ 3600 PSI
• 200° F
Part # Description
8108.2506.01 Unloader, w/o Knob
MV #0215003030
UNLOADERS – MV 580
• 2.4 to 10.5 GPM
• 3650 to 4050 PSI
• 195° F
Part # Inlet Outlet By-Pass
8116.2521.00 3/8" F 3/8" F 3/8" F
UNLOADERS – Pulsar Zero