Pentair Myers MBSP-3 Manuel D'installation Et D'utilisation page 7

INSTALLATION
NOTE: Check valve flapper(s) must swing AWAY and flow arrow(s) must point AWAY from pump being protected.
* The water level when the switch shuts off must be above the BBU pump intake.
MY979 (06-08-20)
"Separate Discharge"
NOTICE:
Check Valve Flapper(s) must swing AWAY and flow arrow(s) must point
AWAY from pump being protected.
The water level when the switch shuts off must be above the BBU
pump intake.
* Supplied with the Battery Backup System.
Items in italics must be purchased separately.
Slope DOWN
to outlet
1-1/2" PVC Upper
Discharge Pipe
(cut to fit)
U74-68 Hose and
Clamp Assembly
(Purchase Separately)
1-1/2" PVC Riser Pipe
(cut to fit)
Flow Arrow; Must point
AWAY from Pump
being Protected
FP0026-10
Check Valve
(Purchase
Separately)
Lower Discharge Pipe
1-1/2" PVC Pipe
(cut to fit)
Battery Backup
Switch*
Drill 1/8" Anti-Airlock
Hole
1-1/4" FNPTx1-1/2" Slip
Elbow*
PTFE pipe thread
sealant tape on all
threaded joints
Battery Back Up
Sump Pump*
Figure 2: Separate Discharge - Typical Installation
Not to scale.
Wiring omitted for clarity.
Sill
Floor
Joist
If the sump is small,
hang the BBU from
the Primary discharge
pipe on an angle bracket.
Primary Sump Pump
Check Valve
6782 0313a
7