9
Gas 220 Ace Cascade Assembly Manual V 18042018
supplied with the boiler. (Further copies can be downloaded by visiting the company website:
remeha.co.uk
)
1. Rest the flow and return collectors on the floor at approx. 240mm distance between the axis. If
the Collectors floor support stand is required, it must be mounted at this stage and it will also
be used for adjusting the distance between collectors. Do not tighten the collector’s brackets
at this stage.
2. Fit the Flow pipe kit to the Flow collector and fasten the flow half union onto the collector
connection using the 2” gasket provided in the kit. Make sure that the isolating valve lever is in
the desired position before tightening the union .
3. Fit the return pipe kit to the return collector and fasten the return half union onto the collector
connection using the 2” gasket provided in the kit.
4. If the Collectors floor support stand is required, the Gas collector must also be positioned into
the brackets. The approx. distance between the axis of the return collector and gas collector is
238mm.
5. Fit the Gas pipe kit to the Gas collector and fasten the gas half union onto the collector
connection using the 1.5” gasket provided in the kit.
6. Raise the collectors and the collectors support stand assembly into position.
7. If the collector’s floor support stand is not required, fix the collectors to the wall. Make sure that
it is a solid wall, capable of bearing the collectors weight.
8. Position the Gas collector so that the Gas pipe kits will align with the boiler
Gas connection
.
9. Undo the 1.5” union positioned before the gas isolating valve and fit the 1.5” elbow Gas pipe
kit section
using a thread sealant* onto the boiler
Gas connection
and fasten into position
.
Fasten the gas union.
10. Position the flow and return collectors so that the flow and return pipe kits will align with the
boiler CH flow and CH return and will allow the connections with the pipe kit unions;
11. Fasten the Flow pipe kit union to the boiler CH flow using a thread sealant* and fasten the
union;
12. Fasten the Return pipe kit union to the boiler CH return using a thread sealant* and fasten the
union;
13. Check the position of the flow and return collectors and check with a spirit level that they are
horizontal. Make the necessary adjustments and tighten the collector’s brackets. Due to the
flexible pipes, small misalignments can be accommodated.
14. Position the pump bracket onto the flow collector pump bracket section using the M10 screws,
washers and nuts provided in the kit and adjust the position so that the pump collar to be
mounted between the elbow and the pump flange. Mount the collar and make the necessary
length adjustment of the threaded road so that the weight of the pump to be sustained by the
pump bracket.
