The loan will be accounted to loan book and deposit book on the local(!) banking system level; if the money moves out of the bank, it has to go through central banking money circle - on this level, the loan amount is _NOT_ created, this account can be "filled" only with incoming transactions from other banks (customer deposits!)
Thats the reason why a bank needs deposists: to make payments possible, since the number on the central banking account is always smaller than the number of all loans on the local banking system level.
"Money creation in practice differs from some popular misconceptions — banks do not act simply
as intermediaries, lending out deposits that savers place with them, and nor do they ‘multiply up’
central bank money to create new loans and deposit"
The part you are talking about is illustrated in Figure 2.
The transfer of central bank reserves between banks doesn't change the fact that once a loan is written new money enters circulation.
The loan will be accounted to loan book and deposit book on the local(!) banking system level; if the money moves out of the bank, it has to go through central banking money circle - on this level, the loan amount is _NOT_ created, this account can be "filled" only with incoming transactions from other banks (customer deposits!) Thats the reason why a bank needs deposists: to make payments possible, since the number on the central banking account is always smaller than the number of all loans on the local banking system level.