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8

All dimensions in millimetres with inch equivalents in brackets.

Dimensions and Weights

Trouble Shooting

Bowl fills when toilet not 

• 

in use

 Shut Seacocks.

Fit Vented Loops

Waste water re-appears 

• 

in bowl

Check Bottom Valve Gasket 

(16) and Joker Valve (33).

Bowl does not empty & 

• 

difficult to push handle 
down

Open Outlet Seacock.

Fully shut Flush Control Lever 

(23).
 Check Joker Valve (33), 

Discharge Hose or Outlet 
Seacock for blockage.

 

• 

Bowl does not empty 
and difficult to pull 
handle up

 Remove pump and check for 

blockage.

Bowl does not empty 

• 

although handle is easy 
to push & pull

Check Piston O-ring (30), 

Bottom Valve Gasket (16) & 
Joker Valve (33).

 

• 

Water does not come in 
and handle springs up if 
pushed down

 Open Inlet Seacock.

 Fully open Flush Control 

Lever (23).

Water does not come in  

• 

although handle is easy 
to push and pull

Open Flush Control Lever 

(23).
 Check Top Valve Gasket (21) 

and Piston O-ring (30).
Check Inlet Hose connections 

are airtight.

 

• 

Flush water is slow to 
appear during pumping

Shorten Inlet Hose from main  

Seacock.
Do not fit Vented Loop 

between Inlet Seacock & 
Pump
Fit between Pump & Bowl.

 Fit Non-Return Valve (29295-

1011) next to Inlet Seacock.

View X-X outline

(showing base fixing holes)

Diam. 19mm 

(0.75") I.D. 

Hose inlet 

Diam. 38mm (1.5") 

I.D. Hose outlet 

(multi angle) 

4 holes Diam. 9mm (0.35")

Model No

Description

Net Weight

A

B

C

D

E

F

G

29090-3000

MANUAL TOILET COMPACT BOWL

9.5kg
(21lb)

335 

(13.19)

615
(24.21)

247
(9.72)

425
(16.73)

485
(19.09)

450
(17.72)

165
(6.50)

mm
(ins)

29120-3000

MANUAL TOILET REGULAR BOWL

10.9kg 

(24lb)

345 

(13.58)

700
(27.56)

280
(11.02)

490
(19.29)

580
(22.83)

465
(18.31)

180
(7.09)

mm
(ins)

Summary of Contents for Twist n Lock

Page 1: ...ed that your national and local regulations allow this or into a treatment system or into an on board holding tank U S C G Marine Sanitation Devices Type I II and III JABSCO manual toilets are designe...

Page 2: ...aft of and higher than the inlet seacock HAZARD RISK Through Hull Fittings If the installation of the toilet results in it being connected to ANY through hull fitting that may possibly be below the wa...

Page 3: ...e supplied with the toilet which connects the flushing pump outlet tail to the elbow key 6 Rotate the intake seal key 5 so that the elbow points upwards Replace the white hose with a longer length of...

Page 4: ...n 3 Toilet waste discharging into holding tank top of holding tank above discharge elbow at anytime See Figure 3 below YOU MUST fit a 38mm 11 2 Vented loop fitting Jabsco part number 29015 0010 If the...

Page 5: ...eep the contents of the bowl low enough for comfort Use good quality hard or soft household toilet paper but do not use more than necessary After use keep the Flush Control Shut and pump until the bow...

Page 6: ...ater begins to leak around the piston rod key 29 at the top of the pump the seal assembly key 18 is worn and must be replaced YOU WILL need A Seal housing Assembly 29044 3000 Unscrew the seal housing...

Page 7: ...d bottom valve gaskets key 21 and the joker valve and renew them if they are damaged stiff or covered with scale Automatically renew the seal assembly and the piston O ring Use the other parts in the...

Page 8: ...down Open Inlet Seacock Fully open Flush Control Lever 23 Water does not come in although handle is easy to push and pull Open Flush Control Lever 23 Check Top Valve Gasket 21 and Piston O ring 30 Ch...

Page 9: ...DISCHARGE FLANGE 1 29091 1000 1 1 33 JOKER VALVE 1 29092 1000 1 1 1 34 DISCHARGE ELBOW 1 29029 1000 1 1 35 VALVE SPRING ONLY FROM 1998 1 1 1 1 1 Repair Kits Available Kit Part No Description A 29045...

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