We will manage that the technician can pass on Thursday

[Joj]

We will manage that the technician can pass on Thursday, as we close on Saturday. (what I mean by this sentence is I'm replying to a client who want someone to check her house for an installation of a solar water heater system.)
I will pass him your phone number so he can contact you directly when he arrives to your house.

 

[teechar]

We will manage that arrange for the technician can pass to call out on Thursday, as we close on Saturday. (what I mean by this sentence is Context: I'm replying to a client who wants someone to check her house for an the installation of a solar water heater system.)
I will pass him your phone number so he can contact you directly when he arrives to at your house.

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[Tarheel]

In American English we would say, "I will give him your phone number."

 

[emsr2d2]

We will manage that arrange for the technician can pass to come [round] on Thursday no comma here as because we are closed on Saturdays. (what I mean by this sentence is (I'm replying to a client who wants someone to check her house for in advance of an the installation of a solar water heater system.)
I will pass him your phone number so he can contact you directly when he arrives to at your house.