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Heater takes a while to produce warm air

Posted: Wed Nov 20, 2019 5:51 pm
by junglist
Hello there,

My Bongo's heater takes quite a while to produce anything like warm air. I would say about 15 to 20 minutes.

Watching the 'Bongo bleed' videos mentions the heater matrix having air pockets possibly. The coolant was replaced a year or so ago but shows no sign of being low (I have a coolant alarm and check levels regularly).

Would air pockets not work their way out over time or is this likely the problem, even though the level hasn't changed?

Thanks!

Re: Heater takes a while to produce warm air

Posted: Wed Nov 20, 2019 6:36 pm
by g8dhe
It could be blocked with disturbed gunge from the coolant system, on the otherhand most of the Bongo's take a good 10 minutes to warm up.

Re: Heater takes a while to produce warm air

Posted: Wed Nov 20, 2019 6:57 pm
by Bob
I'm with Geoff.

The diesels do take a good while to get warm.

Re: Heater takes a while to produce warm air

Posted: Thu Nov 21, 2019 9:44 am
by Flanners
The 2.0 gets up to temp and supplying warm air very quickly.

Re: Heater takes a while to produce warm air

Posted: Thu Nov 21, 2019 11:17 am
by junglist
I'm running a diesel and timing it properly, it does indeed take about 10 minutes to warm up. Good to know that's expected and nothing is wrong.

Thanks all for your replies.

Re: Heater takes a while to produce warm air

Posted: Sat Nov 23, 2019 6:44 pm
by mikeonb4c
junglist wrote: Wed Nov 20, 2019 5:51 pm Hello there,

My Bongo's heater takes quite a while to produce anything like warm air. I would say about 15 to 20 minutes.

Watching the 'Bongo bleed' videos mentions the heater matrix having air pockets possibly. The coolant was replaced a year or so ago but shows no sign of being low (I have a coolant alarm and check levels regularly).

Would air pockets not work their way out over time or is this likely the problem, even though the level hasn't changed?

Thanks!
That sounds a bit long to me. One obvious possibility is a tired thermostat thats not closing properly. Do you know how old it is?