Flotec FP4155 Notice D'utilisation page 8

Installation
Process C . 2 . Install a deep well pump
(FP4205, FP4207, FP4210)
Deep Well Pump Installation
(4" or Larger Diameter Cased Well)
For wells over 25, but not exceeding 70 feet in depth, the
1 HP Convertible Deep Well Pump is recommended. However,
the 1/2 HP or 3/4 HP Deep Well Pump may also be used for
depths not exceeding 70 feet.
General materials needed for the convertible pumps:
• One can PVC cement (read instructions carefully)
• One can thread compound (read instructions carefully)
• Two 1" female PVC adapters
• Enough rigid 1-1/4" and 1" PVC pipe and couplings to
reach from bottom of well to pump (delivery pipe)
• One 1-1/4" PVC elbow
• One 1-1/4" male PVC adapter
• One pressure regulator Kit (includes fittings, tubing, and
1/4" plug)
• One pressure gauge
Reminder: All joints and connections must be airtight . A single pinhole leak will prevent the
proper operation of the pump . Use thread compound on all threaded connections unless
To Install A Convertible Jet Pump:
1. Thread 1-1/4" close nipple into foot
valve. Thread the other end of 1-1/4"
close nipple into bottom of deep well
ejector. Hand tighten, then tighten
1/4 turn with pipe wrench.
2. The ejector has two holes in the top
of it. Confirm nozzle is installed.
Thread deep well venturi tube (longer
tube) into larger hole until snug.
Thread 1" x 5" nipple into smaller
hole. Only hand tighten venturi tube.
Hand tighten nipple 1/4 turn with
pipe/crescent wrench.
For parts or assistance, call Flotec Customer Service at 1-800-365-6832
• Two male 3/4" PVC adapters
• Enough rigid 3/4" PVC pipe to reach from pump to pressure
tank to service line
• Tank tee (for diaphragm pressure tanks)
• Two 1/4" plugs
• One 1/2" drain cock
In addition to General Materials for Deep Well Pumps
• One 1-1/4" foot valve
• One 1-1/4" close nipple
• One ejector
• One 1" x 5" nipple
• One 1-1/4" female adapter
• One well seal
• Enough rigid 1" PVC pipe and couplings to reach from
bottom of well to pump (pressure pipe)
• One 1" PVC elbow
• Two 1-1/4" male PVC adapters
• One 1" x 4" nipple
specified otherwise .
3. Thread a 1-1/4" male PVC adapter
over the venturi tube and into
ejector. Thread a 1" female PVC
adapter onto the 1" x 5" nipple.
Hand tighten adapters 1/4 turn with
EJECTOR
pipe/crescent wrench.
1-1/4"
CLOSE
NIPPLE
4. Subtract five feet from the depth of
FOOT
your well. This is the total length
VALVE
of PVC pipe and couplings to
cement onto both 1-1/4" male and
1" female PVC adapters. Cement
1" x 5" a section of PVC pipe to each
Nipple
adapter, then lower the whole
Venturi
assembly into the well, foot valve
Nozzle
first. Firmly clamp the end of the
PVC pipes with a pipe clamp to prevent the assembly from
sliding down into well.
Ejector
6392 0211
8
1" FEMALE
PVC
1-1/4" MALE
ADAPTER
PVC
ADAPTER
1" FEMALE
PVC
1-1/4" MALE
ADAPTER
PVC
ADAPTER